Revolution
In mid 744, after the assassination of Walid ii, at the site of the prophet's mother's grave (alAbwa), the majority of Banu Hashim, including the Abbasids: Ibrahim al imam, Saffah and AlMansur, all pledged fealty to Muhammad ibn Abdullah anNafs azZakiyyah.
The Abbasids won the loyalty of Khurasan and Kufa by using the Alid call, but betrayed the Alids by appointing Saffah.
Leading to major Alid revolts throughout the Abbasid Caliphate, who were their main existential threat .
Starting with that of Muhammad Nafs Zakiyyah, and his brother Ibrahim in 762. Then the Alid revolts in Mamun's reign.
In the 10th century Alids were everywhere: Fatimids, Qaramita, Buyids, Hamdanids etc. At times coming close to extinguishing the Caliphate.
ITTL, the Alids gain the Caliphate.
Preventing the Alid revolts, as well as the Sunni-Shia split.
Abdullah alKamil/alMahd, Muhammad Nafs Zakiyyah's father, would play a far more active role, in ensuring the Caliphate of his son.
He was named Nafs Zakiyyah, due to his father spreading the idea that he was the Mahdi, as he did conform to many of the signs: his name Muhammad ibn Abdullah, being a descendant of alHassan and the Umayyad civil war.
(This should make the general populace more loyal, since he was a sort of chosen one)
Beyond that, Abdullah al Kamil had the greatest lineage in the world at the time. Being the first person to combine lineages of both Hassan and Hussain; Father: Hassan ibn Hassan, Mother: Fatima bint Hussain.
He also grew up in the household of Zayn al Abideen - the 4th unanimous Imam of all Shi'ites.
Though he disagreed with Zaydi revolt, due to mistrust of the Kufans.
The only one who could potentially rival his lineage is perhaps his cousin Jafar as-Sadiq.
Who had paternal lineage of Hussain, which could potentially be stronger than that of Hassan. But given the movements around Ibn al Hanafiyyah or Abdullah ibn Muawiyah, this shouldn't matter too much.
Maternally, he was also a double great grandson of Abu Bakr, giving him support from them.
But he was quietist.
Beyond that, he is the Brother-in-law of Umayyad Caliph Walid I. Via his sister Zaynab bint Hassan Muthanna.
I'm unsure if this produced any children.
But overall, the children of Walid felt sidelined by Marwan ii. alKamil could use this.
Before marrying Walid, alKamil's sister was married to Muawiyah ibn Marwan, and gave birth to Walid.
Meaning Walid ibn Muawiyah ibn Marwan's maternal uncle is alKamil.
Given that Walid bin Muawiyah was the Governor Of Damascus during the last days of the Umayyads this is incredibly useful.
Some of this was covered in https://www.alternatehistory.com/fo...e-during-the-third-fitna.530028/post-23286403
So, after alAbwa, Abdullah alKamil secretly meets with Abu Muslim al Khurasani, gaining his loyalty, so that he spreads the movement of Muhammad Nafs Zakiyyah throughout Khurasan instead of that of the Abbasids.
Not putting all eggs in one basket, he would also send his eldest son, Ibrahim, to the Maghreb.
Creating a similar state to that of the Idrisids, which his younger brother (only 1 yr old at the time) would go on to make OTL in the 780s
The central and western Maghreb (Algeria and Morocco) had already ousted the Umayyads during the Great Berber revolt of 740-742.
However, they failed in taking Qayrawan, the Umayyad capital of the Maghreb.
And subsequently split up creating Emirates throughout Algeria and Morocco. With the Berghawata and Abu Qurra at Tlemcen being the most dominant
But they were still formidable, if they could be united, since OTL after Abdurahman alFihri's death in 755, the Berbers took Qayrawan and Tripolitania. It took a huge Abbasid force of 40,000 Khurasani under renown general Muhammad ibn alAshath that Caliphal and Arab rule was restored in Ifriqiyah. But again in 771, a coalition of the Berbers, including the new Rustamids of Tahert, managed to take Qayrawan. Ousting the Caliphate from the west. Finally Mansur sent one of his closest generals, Yazid ibn Hatim with a whopping 60,000 men, the largest force ever sent west, who restored peace to the western Maghreb. Though after his death there were troubles until the Aghlabids emerged.
Ibrahim would arrive in mid-late 744 and spread the movement of Muhammad Nafs Zakiyyah.
(The Berber revolt was dominated by Sufri Kharijite ideology, who are officially Anti Ali, but this didn't stop the Idrisids...)
Focusing his efforts initially with the Berghawata of western Morocco. They were founded by Tarif alMatghari, who seems to have been an orthodox Muslim. Unlike his sons Salih, who declared his own prophethood and revelation after his death in 744.
Ibrahim would challenge Salih, his direct descendance from the prophet allowing him to gain much more support. Defeating Salih and gaining the entire Berghawata kingdom by the end of 744.
Thereafter, founding the capital at the central port city of Rabat or Casablanca. And building ports throughout the Moroccan coastline. Starting to build up a significant navy.
Spreading the Alid call and using the Berghawata army and navy to unify the disparate Berber tribes.
Defeating or winning over, Abu Qurra of Tlemcen in mid 745.
Rebuilding Oran followed by Algiers towards the end of the year. Their ports further increasing Ibrahim's navy.
Throughout 746, campaigning further inland against remaining Berber tribes.
By the end of the year, unifying all of them.
While the navy would've pushed to Annaba, leaving only Ifriqiyah.
So the march on Qayrawan would begin.
At this time, Marwan would hear of a new Great Berber revolt, but the third fitnah would prevent any eastern reinforcements.
The port of Tunis would be taken in early 747. Then Souse, the port of Qayrawan in March.
Moving onto Qayrawan, the regional capital, in the hands of Abdurahman alFihri who was disliked and faced constant revolts, by both Arabs and Berbers.
Using the Chaos of Ifriqiyah, the lack of Eastern support, the naval supremacy.
And Ibrahim's role as leader of the revolt, would prevent the revolt being seen as solely Berber/Anti Arab, unlike the 740 revolt.
So Arabs wouldn't fight to the death, in fear of Berber reprisals.
And so, Ibrahim's Berber revolt would succeed and Qayrawan would fall in August 747.
A few months after Abu Muslim declares his revolt.
From there consolidating.
Establishing the overall capital of the Maghreb at the central city of Algiers, able to extend equal influence to Morocco and Tunisia.
Tempering Berber-Arab conflicts. Developing agriculture in the neglected western and central Maghreb.
Promoting state backed Trans-Saharan Gold trade
and further building up the navy.
Taking the Macaronesian islands in the west, the semi Andalusi/Byzantine Balerics to the north, and Malta.
As well as a few strategic ports of Andalus, which was in civil war, and didn't have much of a navy at all.
Using them to spread Alid propaganda throughout the peninsula, and spread the seeds of an Andalusi Berber revolt. However, biding their time for now.
Meanwhile the east would go exactly as OTL, In February 748, Abu Muslim would take Marw.
Drawing Umayyad attentions east. Allowing Ibrahim to move on Egypt.
Given that Egypt was so close to Syria, it would be incredibly difficult to take without Umayyad attentions on Khurasan.
While Abdullah alKamil would be trying to convince his nephew Walid ibn Muawiyah, governor to Damascus, to side with him against Marwan, as well as the sidelined sons of his brother-in-law Walid i.
With Marwan focused on the east, Ibrahim would arrive with the Navy at Alexandria in late April, taking the city relatively quickly.
Moving on Fustat, a month later.
The Umayyads would need time to prepare an army. And alKamil's correspondence with Walid ibn Muawiyah making this process even slower.
But towards the end of 748, a large Umayyad army would be sent perhaps as large as 50,000.
Ibrahim would've used the months between to fortify Egypt, and bring in tens of thousands more Berber troops from the Maghreb.
While his navy would take the port of Gaza. Using it to disrupt Umayyad supply lines through the Sinai. With a great portion of the army dying in the desert.
Finally defeating them in an open battle close on the Egypt-Sinai border.
Due to now being assailed on 2 fronts, the Khurasani would make much quicker progress. With Isfahan falling in mid 748, followed by Nahavand a few weeks later.
With that, Muhammad Nafs Zakiyyah would personally travel to Isfahan, taking direct command of the eastern Armies.
Entering Kufa in December 748, declaring his Caliphate.
With Southern Iraq and Egypt, alKamil would personally travel to Damascus, under his nephew, convincing him that Marwan's cause was lost and to side with him.
Meanwhile, the conquest of Alexandria, would greatly weaken the Umayyad navy. Allowing the Berber navy to take Acre and Tyre the Levantine naval capitals by the end of 748.
Ending the Umayyad Navy, giving Ibrahim free reign over the seas.
Providing beachheads and supply lines for the Syrian invasion.
Which would begin in early 749, taking all Palestine, Jordan, Lebanon, Antioch using the navy.
Closing in on Damascus, seeing this, teh city's governor Walid ibn Muawiyah would surrender to his uncle alKamil in mid 749.
Meanwhile, the Khurasani would march north from Kufa, towards Harran, Marwan's Capital.
Resulting in am equivalent of battle of Zab in mid 749.
Except, due to Umayyad manpower shortages due to 2 fronts, it's even more decisive, with Marwan being slain in battle.
By that, the Umayyad Caliphate is over. Replaced by the Caliphate of Muhammad Nafs Zakiyyah.
But the armies wouldn't be disbanded immediately, marching to the Byzantine frontier, to push back their incursions into Germanicea, Malatya and Armenia.
Founding Tarsus as the Muslim capital of the frontier 40 years earlier than OTL.
Putting the Byzantines on the defensive once more. Which for some reason the OTL Abbasids didn't accomplish until 782....
The huge Maghrebi naval build up of Ibrahim differs from the Abbasid neglect of the sea, which allowed the 853 sack of Damietta.
Instead most of the Mediterranean would be dominated by Berber fleets. With the Byzantines on the defensive, as in Umayyad times.
Due to Abdullah alKamil's familial ties to the Umayyads, the Abbasid massacres wouldn't occur. With many sons of Walid I, being incorporated into the state. And Walid ibn Muawiyah retaining his governance of Damascus.
Preventing the Syrian uprisings the Abbasids had to deal with.
Though all other Umayyads would be deported to regions where they had no influence, and Alid influence was strongest, such as Khurasan, Iraq and the Maghreb.
The only remaining regions are independent Andalus and semi independent Sindh.
Andalus and Ifriqiyah were predominantly Yaman tribes But Balj ibn Bishr brought foreign Syrian Qays tribes into Andalus sparking a civil war.
Thus, after taking Damascus, Ibrahim and a sizeable chunk of the Berber army. Plus some Khurasanis and Asawira, familiar with different styles of warfare like horse archery.
But the navy would be the most important aspect of the Andalusi campaign.
The berbers would've already been anxious to revolt, seeing their Maghrebi brethren doing so with so much efficacy. Way back in 747.
But Ibrahim would've sent a few agents to make them bide their time, till the moment is right. Infiltrating strategic locations and various factions.
So when Ibrahim crosses over in early 750, Thousands berbers throughout all Iberia would simultaneously revolt.
While the navy takes the undefended coasts with ease, from Porto to Narbonne. Since Andalus only made a navy in 844.
Finally, Ibrahim's army would be large at 23,000 dwarfing the much smaller divided Andalusi armies.
All this would allow a very quick conquest (much faster than Abdurahman i).
Seville being taken a few weeks after crossing the straits, since the navy would go up the Guadalquivir. With Seville, the capital, Cordoba would be vulnerable, falling a few weeks after.
But, even with the capital, most cities were under independent warlords who need conquering.
So, from Cordoba marching to Toledo, a central, strategically located and naturally fortified city.
Establishing it as the capital for these reasons.
Zaragoza being the most important city after this, falling in mid 750. Allowing Ibrahim to send reinforcements to Narbonne, to prevent Peppin from taking the city.
While to the northwest, Alfonso i had used the chaos of Andalus to take Galicia.
So the army would march to Lugo, while the navy takes the entirety of the Galician coast.
Then the navy would take the Asturias coast, most importantly Gijon.
The army of Lugo would march along the Asturias coast, supported by the navy, to Gijon, since the Cantabrian mountains are too difficult to attempt to traverse directly.
Taking the important city of Oviedo, nearby to Gijon. Then moving on Alfonso's capital of Cangas de Onis, with help from the navy at Ribadesella.
Ending the kingdom of Asturias.
A large portion of the population of Galicia, Asturias and upper Iberia in general would be deported to the Maghreb
Where they would provide Jizya, which the already Muslim Berbers could not. Similar to alMoravid policies.
Being surrounded by Muslims, they are more likely to become Muslim and assimilate.
While northern Iberia would be settled by Berbers, starting cultivation of the Douro valley.
By that, all Iberia would be unified by late 750.
Gijon would have one of the largest garrisons on the peninsula, to control the Cantabrians, and also to raid the shores of western Europe.
With that, focus can be shifted to Septimania.
The army and navy assisting reconquering the region, as well as pushing into Provence.
With Marseille becoming the capital, rebuilding it after Charles sack in 737.
Meanwhile, in the far East of the Caliphate, a large portion of the Khurasani army would march east towards Sindh.
The province had been a mess more or less since it's inception.
It did have occasional good governors, like Muhammad alQasim, Junayd alMurri and alHakam ibn Awana. The first 2 bringing in a total of 1 Billion dirhams of loot from their Indian campaigns.
But between them were weak and ineffectual leaders, along with tribal infighting and external threats.
In 746, Mansur ibn Jamhur Kalbi took the province. A fanatical Yamani, he had had an interesting career before this; plotting to kill Walid ii, becoming governor of Iraq, then joining the Khawarij.
Before finally taking Sindh.
Alid propaganda would've seeped into the region from nearby Khurasan.
And some portions of the Khurasani army would make an unsuccessful initial forays in late 748, testing the waters of the province.
With all else completed, full Caliphal attention would be placed on the province.
Since Mansur was a vehement Yamani, the Abbasids would use the recently defeated Qaysi of Marwan ii. Particularly Abu al Ward, a Qaysi Champion and one of Marwan's best commanders. This would prevent his Syrian revolt.
So, up to 35,000 troops would be sent to Sindh. 7,500 of whom being Qaysi under Abu alWard.
Aided by the Indian Ocean navies.
Taking Daybul, the second capital of Sindh quite easily.
From there, marching upriver to the capital at Mansurah. Taking the city in mid 750
Followed by Multan a few weeks later.
Building a newly built overall capital at the Indus-Panjnad confluence, a little west of Alexander's capital at Uch.
Then continuing
Since this would be the largest Arab army ever sent to India. Continuing into Punjab, as done by Muhammad alQasim Junayd alMurri and alHakam ibn Awana.
Lahore would be taken in late 750, becoming the northern capital.
From here, the dominant force of northern India was Lalitâditya of Kashmir, Who would prove an obstacle to further expansion.
By this, the Muslim world is united under the Alids.
Unlike the Abbasids, Ibrahim and Muhammad would've personally led the Berber and Khurasani armies.
Making them loyal to them.
2 cities would be founded.
Raqqa/Barbalisos as western and overall Capital, and Baghdad as Eastern.
Being dominated by Berber and Khurasani respectively. As well as Roman and Persian Cultures respectively.
Baghdad being more commercial, while Barbalisos is more military focused due to proximity to the frontier.
Abdullah alKamil staying in Barbalisos, to prevent Umayyad uprisings, while Muhammad would move between the two regularly.
While Ibrahim stays in the west, predominantly at the central city of Algiers but moving to Toledo evey few years. And to a lesser extent Casablanca and Qayrawan.
Due to ruling over all Muslims, revolutionary/extreme Shi'ism would be toned down significantly. Since what the Shia have called for has been achieved.
Jafar as-Sadiq would be the Chief Judge, since he taught both Abu Hanifa and Imam Malik, unifying the Muslims
This would make Husainid and Hassanid branches closer.
Ideally Abu Jafar alMansur could be a vizier, since he was a talented statesman.
But keeping him loyal might be difficult. Though he wouldn't have any armies loyal to him.
Ibrahim and Muhammad would marry the children of their Umayyad Uncle: Walid ibn Muawiyah ibn Marwan. As well as other Umayyads. Strengthening their powerbase, and the powerbase of the entire Alid Caliphate.
While beyond that, every single province of the Caliphate would house at least one Hashimid. Though still being slightly hesitant on the Abbasid branch, until alMansur's death.
Creating Hashimid loyalties in every province. Resulting in greater loyalty to the Caliphate.
Then developing the Caliphate.
Draining the marshes of the Sawad, which engulfed nearly half of it in the 629 deluge.
By building a dam/barrage at the southern/Kut branch of the Tigris, to redirect it into its pre deluge easterly course. Denying a great source of water to the marshes.
With a smaller barrage on the Euphrates near Kufa.
With both sources cut off, thousands of water, wind and animal pumps would be built to drain all the water in the marshes.
Doubling the agricultural land of the Sawad. Thereby doubling it's revenue to almost 300 million dirhams annually.
Then neglected Sindh and Punjab would be massively developed, receiving more irrigational works than any other region.
Rebuilding the irrigation canals destroyed by the shifting of the Indus in 700.
And Building British Raj style Indus Barrages.
Bringing tens of millions of acres into cultivation. Encouraging mass immigration.
And making it the richest province in the Caliphate, by far.
Other than that, improving the road networks, and Navigability of rivers: Tigris, Euphrates, Nile, Indus, Karun, Guadalquivir, Aras, Orontes, Ebro, even Oxus.
A strong unified Caliphate would be able to go on the offensive once more.
Predominantly in the Mediterranean and India.
Using the Maghrebi and Andalusi navy to take Sardinia and Sicily. Then pushing into southern Italy.
While in the east, taking Crete would allow raids in the Aegean, and alliances with the still pagan southern Slavs and Bulgars of the Balkans.
In the Atlantic, the entire western French coast could probably be taken quite easily, due to a lack of a Carolingian navy.
While the divided British isles would also be quite easy too, given the small size of the great heathen army, only a few thousand men should be needed.
The Navigability of the Rhone and Garrone rivers, would allow domination of most of southern France.
While in India, after 760, Lalitâditya and Nagabhata I die. Leaving a power vacuum throughout the entire Gangetic plain down to Bengal.
And leaving the Gurjaras with a weaker ruler. Allowing great conquests throughout northern India.
While during the An Lushan Rebellion, a larger army than what alMansur sent OTL, army could be sent to assist the Tang in defeating the rebels and Tibetans,
To spread the Caliphate's influence into the Tang court, and throughout China more generally.
Overall, the absence of the Sunni-Shia split would make the Muslim world more unified. And the Alids wouldn't have any serious external challenges to the Caliphate.
And the strong loyalties of the Berbers and Khurasani to the Alids, would remove the need for unloyal slave armies, which caused the anarchy at Samarra.
Their only threat, are themselves and succession crisises. Unless a more orderly succession plan can be developed....
The Abbasids won the loyalty of Khurasan and Kufa by using the Alid call, but betrayed the Alids by appointing Saffah.
Leading to major Alid revolts throughout the Abbasid Caliphate, who were their main existential threat .
Starting with that of Muhammad Nafs Zakiyyah, and his brother Ibrahim in 762. Then the Alid revolts in Mamun's reign.
In the 10th century Alids were everywhere: Fatimids, Qaramita, Buyids, Hamdanids etc. At times coming close to extinguishing the Caliphate.
ITTL, the Alids gain the Caliphate.
Preventing the Alid revolts, as well as the Sunni-Shia split.
Abdullah alKamil/alMahd, Muhammad Nafs Zakiyyah's father, would play a far more active role, in ensuring the Caliphate of his son.
He was named Nafs Zakiyyah, due to his father spreading the idea that he was the Mahdi, as he did conform to many of the signs: his name Muhammad ibn Abdullah, being a descendant of alHassan and the Umayyad civil war.
(This should make the general populace more loyal, since he was a sort of chosen one)
Beyond that, Abdullah al Kamil had the greatest lineage in the world at the time. Being the first person to combine lineages of both Hassan and Hussain; Father: Hassan ibn Hassan, Mother: Fatima bint Hussain.
He also grew up in the household of Zayn al Abideen - the 4th unanimous Imam of all Shi'ites.
Though he disagreed with Zaydi revolt, due to mistrust of the Kufans.
The only one who could potentially rival his lineage is perhaps his cousin Jafar as-Sadiq.
Who had paternal lineage of Hussain, which could potentially be stronger than that of Hassan. But given the movements around Ibn al Hanafiyyah or Abdullah ibn Muawiyah, this shouldn't matter too much.
Maternally, he was also a double great grandson of Abu Bakr, giving him support from them.
But he was quietist.
Beyond that, he is the Brother-in-law of Umayyad Caliph Walid I. Via his sister Zaynab bint Hassan Muthanna.
I'm unsure if this produced any children.
But overall, the children of Walid felt sidelined by Marwan ii. alKamil could use this.
Before marrying Walid, alKamil's sister was married to Muawiyah ibn Marwan, and gave birth to Walid.
Meaning Walid ibn Muawiyah ibn Marwan's maternal uncle is alKamil.
Given that Walid bin Muawiyah was the Governor Of Damascus during the last days of the Umayyads this is incredibly useful.
Some of this was covered in https://www.alternatehistory.com/fo...e-during-the-third-fitna.530028/post-23286403
So, after alAbwa, Abdullah alKamil secretly meets with Abu Muslim al Khurasani, gaining his loyalty, so that he spreads the movement of Muhammad Nafs Zakiyyah throughout Khurasan instead of that of the Abbasids.
The Maghreb:
Not putting all eggs in one basket, he would also send his eldest son, Ibrahim, to the Maghreb.
Creating a similar state to that of the Idrisids, which his younger brother (only 1 yr old at the time) would go on to make OTL in the 780s
The central and western Maghreb (Algeria and Morocco) had already ousted the Umayyads during the Great Berber revolt of 740-742.
However, they failed in taking Qayrawan, the Umayyad capital of the Maghreb.
And subsequently split up creating Emirates throughout Algeria and Morocco. With the Berghawata and Abu Qurra at Tlemcen being the most dominant
But they were still formidable, if they could be united, since OTL after Abdurahman alFihri's death in 755, the Berbers took Qayrawan and Tripolitania. It took a huge Abbasid force of 40,000 Khurasani under renown general Muhammad ibn alAshath that Caliphal and Arab rule was restored in Ifriqiyah. But again in 771, a coalition of the Berbers, including the new Rustamids of Tahert, managed to take Qayrawan. Ousting the Caliphate from the west. Finally Mansur sent one of his closest generals, Yazid ibn Hatim with a whopping 60,000 men, the largest force ever sent west, who restored peace to the western Maghreb. Though after his death there were troubles until the Aghlabids emerged.
Ibrahim would arrive in mid-late 744 and spread the movement of Muhammad Nafs Zakiyyah.
(The Berber revolt was dominated by Sufri Kharijite ideology, who are officially Anti Ali, but this didn't stop the Idrisids...)
Focusing his efforts initially with the Berghawata of western Morocco. They were founded by Tarif alMatghari, who seems to have been an orthodox Muslim. Unlike his sons Salih, who declared his own prophethood and revelation after his death in 744.
Ibrahim would challenge Salih, his direct descendance from the prophet allowing him to gain much more support. Defeating Salih and gaining the entire Berghawata kingdom by the end of 744.
Thereafter, founding the capital at the central port city of Rabat or Casablanca. And building ports throughout the Moroccan coastline. Starting to build up a significant navy.
Spreading the Alid call and using the Berghawata army and navy to unify the disparate Berber tribes.
Defeating or winning over, Abu Qurra of Tlemcen in mid 745.
Rebuilding Oran followed by Algiers towards the end of the year. Their ports further increasing Ibrahim's navy.
Throughout 746, campaigning further inland against remaining Berber tribes.
By the end of the year, unifying all of them.
While the navy would've pushed to Annaba, leaving only Ifriqiyah.
So the march on Qayrawan would begin.
At this time, Marwan would hear of a new Great Berber revolt, but the third fitnah would prevent any eastern reinforcements.
The port of Tunis would be taken in early 747. Then Souse, the port of Qayrawan in March.
Moving onto Qayrawan, the regional capital, in the hands of Abdurahman alFihri who was disliked and faced constant revolts, by both Arabs and Berbers.
Using the Chaos of Ifriqiyah, the lack of Eastern support, the naval supremacy.
And Ibrahim's role as leader of the revolt, would prevent the revolt being seen as solely Berber/Anti Arab, unlike the 740 revolt.
So Arabs wouldn't fight to the death, in fear of Berber reprisals.
And so, Ibrahim's Berber revolt would succeed and Qayrawan would fall in August 747.
A few months after Abu Muslim declares his revolt.
From there consolidating.
Establishing the overall capital of the Maghreb at the central city of Algiers, able to extend equal influence to Morocco and Tunisia.
Tempering Berber-Arab conflicts. Developing agriculture in the neglected western and central Maghreb.
Promoting state backed Trans-Saharan Gold trade
and further building up the navy.
Taking the Macaronesian islands in the west, the semi Andalusi/Byzantine Balerics to the north, and Malta.
As well as a few strategic ports of Andalus, which was in civil war, and didn't have much of a navy at all.
Using them to spread Alid propaganda throughout the peninsula, and spread the seeds of an Andalusi Berber revolt. However, biding their time for now.
Egypt:
Meanwhile the east would go exactly as OTL, In February 748, Abu Muslim would take Marw.
Drawing Umayyad attentions east. Allowing Ibrahim to move on Egypt.
Given that Egypt was so close to Syria, it would be incredibly difficult to take without Umayyad attentions on Khurasan.
While Abdullah alKamil would be trying to convince his nephew Walid ibn Muawiyah, governor to Damascus, to side with him against Marwan, as well as the sidelined sons of his brother-in-law Walid i.
With Marwan focused on the east, Ibrahim would arrive with the Navy at Alexandria in late April, taking the city relatively quickly.
Moving on Fustat, a month later.
The Umayyads would need time to prepare an army. And alKamil's correspondence with Walid ibn Muawiyah making this process even slower.
But towards the end of 748, a large Umayyad army would be sent perhaps as large as 50,000.
Ibrahim would've used the months between to fortify Egypt, and bring in tens of thousands more Berber troops from the Maghreb.
While his navy would take the port of Gaza. Using it to disrupt Umayyad supply lines through the Sinai. With a great portion of the army dying in the desert.
Finally defeating them in an open battle close on the Egypt-Sinai border.
Syria:
Due to now being assailed on 2 fronts, the Khurasani would make much quicker progress. With Isfahan falling in mid 748, followed by Nahavand a few weeks later.
With that, Muhammad Nafs Zakiyyah would personally travel to Isfahan, taking direct command of the eastern Armies.
Entering Kufa in December 748, declaring his Caliphate.
With Southern Iraq and Egypt, alKamil would personally travel to Damascus, under his nephew, convincing him that Marwan's cause was lost and to side with him.
Meanwhile, the conquest of Alexandria, would greatly weaken the Umayyad navy. Allowing the Berber navy to take Acre and Tyre the Levantine naval capitals by the end of 748.
Ending the Umayyad Navy, giving Ibrahim free reign over the seas.
Providing beachheads and supply lines for the Syrian invasion.
Which would begin in early 749, taking all Palestine, Jordan, Lebanon, Antioch using the navy.
Closing in on Damascus, seeing this, teh city's governor Walid ibn Muawiyah would surrender to his uncle alKamil in mid 749.
Meanwhile, the Khurasani would march north from Kufa, towards Harran, Marwan's Capital.
Resulting in am equivalent of battle of Zab in mid 749.
Except, due to Umayyad manpower shortages due to 2 fronts, it's even more decisive, with Marwan being slain in battle.
By that, the Umayyad Caliphate is over. Replaced by the Caliphate of Muhammad Nafs Zakiyyah.
But the armies wouldn't be disbanded immediately, marching to the Byzantine frontier, to push back their incursions into Germanicea, Malatya and Armenia.
Founding Tarsus as the Muslim capital of the frontier 40 years earlier than OTL.
Putting the Byzantines on the defensive once more. Which for some reason the OTL Abbasids didn't accomplish until 782....
The huge Maghrebi naval build up of Ibrahim differs from the Abbasid neglect of the sea, which allowed the 853 sack of Damietta.
Instead most of the Mediterranean would be dominated by Berber fleets. With the Byzantines on the defensive, as in Umayyad times.
Due to Abdullah alKamil's familial ties to the Umayyads, the Abbasid massacres wouldn't occur. With many sons of Walid I, being incorporated into the state. And Walid ibn Muawiyah retaining his governance of Damascus.
Preventing the Syrian uprisings the Abbasids had to deal with.
Though all other Umayyads would be deported to regions where they had no influence, and Alid influence was strongest, such as Khurasan, Iraq and the Maghreb.
The only remaining regions are independent Andalus and semi independent Sindh.
Andalus:
Andalus and Ifriqiyah were predominantly Yaman tribes But Balj ibn Bishr brought foreign Syrian Qays tribes into Andalus sparking a civil war.
Thus, after taking Damascus, Ibrahim and a sizeable chunk of the Berber army. Plus some Khurasanis and Asawira, familiar with different styles of warfare like horse archery.
But the navy would be the most important aspect of the Andalusi campaign.
The berbers would've already been anxious to revolt, seeing their Maghrebi brethren doing so with so much efficacy. Way back in 747.
But Ibrahim would've sent a few agents to make them bide their time, till the moment is right. Infiltrating strategic locations and various factions.
So when Ibrahim crosses over in early 750, Thousands berbers throughout all Iberia would simultaneously revolt.
While the navy takes the undefended coasts with ease, from Porto to Narbonne. Since Andalus only made a navy in 844.
Finally, Ibrahim's army would be large at 23,000 dwarfing the much smaller divided Andalusi armies.
All this would allow a very quick conquest (much faster than Abdurahman i).
Seville being taken a few weeks after crossing the straits, since the navy would go up the Guadalquivir. With Seville, the capital, Cordoba would be vulnerable, falling a few weeks after.
But, even with the capital, most cities were under independent warlords who need conquering.
So, from Cordoba marching to Toledo, a central, strategically located and naturally fortified city.
Establishing it as the capital for these reasons.
Zaragoza being the most important city after this, falling in mid 750. Allowing Ibrahim to send reinforcements to Narbonne, to prevent Peppin from taking the city.
While to the northwest, Alfonso i had used the chaos of Andalus to take Galicia.
So the army would march to Lugo, while the navy takes the entirety of the Galician coast.
Then the navy would take the Asturias coast, most importantly Gijon.
The army of Lugo would march along the Asturias coast, supported by the navy, to Gijon, since the Cantabrian mountains are too difficult to attempt to traverse directly.
Taking the important city of Oviedo, nearby to Gijon. Then moving on Alfonso's capital of Cangas de Onis, with help from the navy at Ribadesella.
Ending the kingdom of Asturias.
A large portion of the population of Galicia, Asturias and upper Iberia in general would be deported to the Maghreb
Where they would provide Jizya, which the already Muslim Berbers could not. Similar to alMoravid policies.
Being surrounded by Muslims, they are more likely to become Muslim and assimilate.
While northern Iberia would be settled by Berbers, starting cultivation of the Douro valley.
By that, all Iberia would be unified by late 750.
Gijon would have one of the largest garrisons on the peninsula, to control the Cantabrians, and also to raid the shores of western Europe.
With that, focus can be shifted to Septimania.
The army and navy assisting reconquering the region, as well as pushing into Provence.
With Marseille becoming the capital, rebuilding it after Charles sack in 737.
Sindh:
Meanwhile, in the far East of the Caliphate, a large portion of the Khurasani army would march east towards Sindh.
The province had been a mess more or less since it's inception.
It did have occasional good governors, like Muhammad alQasim, Junayd alMurri and alHakam ibn Awana. The first 2 bringing in a total of 1 Billion dirhams of loot from their Indian campaigns.
But between them were weak and ineffectual leaders, along with tribal infighting and external threats.
In 746, Mansur ibn Jamhur Kalbi took the province. A fanatical Yamani, he had had an interesting career before this; plotting to kill Walid ii, becoming governor of Iraq, then joining the Khawarij.
Before finally taking Sindh.
Alid propaganda would've seeped into the region from nearby Khurasan.
And some portions of the Khurasani army would make an unsuccessful initial forays in late 748, testing the waters of the province.
With all else completed, full Caliphal attention would be placed on the province.
Since Mansur was a vehement Yamani, the Abbasids would use the recently defeated Qaysi of Marwan ii. Particularly Abu al Ward, a Qaysi Champion and one of Marwan's best commanders. This would prevent his Syrian revolt.
So, up to 35,000 troops would be sent to Sindh. 7,500 of whom being Qaysi under Abu alWard.
Aided by the Indian Ocean navies.
Taking Daybul, the second capital of Sindh quite easily.
From there, marching upriver to the capital at Mansurah. Taking the city in mid 750
Followed by Multan a few weeks later.
Building a newly built overall capital at the Indus-Panjnad confluence, a little west of Alexander's capital at Uch.
Then continuing
Since this would be the largest Arab army ever sent to India. Continuing into Punjab, as done by Muhammad alQasim Junayd alMurri and alHakam ibn Awana.
Lahore would be taken in late 750, becoming the northern capital.
From here, the dominant force of northern India was Lalitâditya of Kashmir, Who would prove an obstacle to further expansion.
By this, the Muslim world is united under the Alids.
Consolidation:
Unlike the Abbasids, Ibrahim and Muhammad would've personally led the Berber and Khurasani armies.
Making them loyal to them.
2 cities would be founded.
Raqqa/Barbalisos as western and overall Capital, and Baghdad as Eastern.
Being dominated by Berber and Khurasani respectively. As well as Roman and Persian Cultures respectively.
Baghdad being more commercial, while Barbalisos is more military focused due to proximity to the frontier.
Abdullah alKamil staying in Barbalisos, to prevent Umayyad uprisings, while Muhammad would move between the two regularly.
While Ibrahim stays in the west, predominantly at the central city of Algiers but moving to Toledo evey few years. And to a lesser extent Casablanca and Qayrawan.
Due to ruling over all Muslims, revolutionary/extreme Shi'ism would be toned down significantly. Since what the Shia have called for has been achieved.
Jafar as-Sadiq would be the Chief Judge, since he taught both Abu Hanifa and Imam Malik, unifying the Muslims
This would make Husainid and Hassanid branches closer.
Ideally Abu Jafar alMansur could be a vizier, since he was a talented statesman.
But keeping him loyal might be difficult. Though he wouldn't have any armies loyal to him.
Ibrahim and Muhammad would marry the children of their Umayyad Uncle: Walid ibn Muawiyah ibn Marwan. As well as other Umayyads. Strengthening their powerbase, and the powerbase of the entire Alid Caliphate.
While beyond that, every single province of the Caliphate would house at least one Hashimid. Though still being slightly hesitant on the Abbasid branch, until alMansur's death.
Creating Hashimid loyalties in every province. Resulting in greater loyalty to the Caliphate.
Then developing the Caliphate.
Draining the marshes of the Sawad, which engulfed nearly half of it in the 629 deluge.
By building a dam/barrage at the southern/Kut branch of the Tigris, to redirect it into its pre deluge easterly course. Denying a great source of water to the marshes.
With a smaller barrage on the Euphrates near Kufa.
With both sources cut off, thousands of water, wind and animal pumps would be built to drain all the water in the marshes.
Doubling the agricultural land of the Sawad. Thereby doubling it's revenue to almost 300 million dirhams annually.
Then neglected Sindh and Punjab would be massively developed, receiving more irrigational works than any other region.
Rebuilding the irrigation canals destroyed by the shifting of the Indus in 700.
And Building British Raj style Indus Barrages.
Bringing tens of millions of acres into cultivation. Encouraging mass immigration.
And making it the richest province in the Caliphate, by far.
Other than that, improving the road networks, and Navigability of rivers: Tigris, Euphrates, Nile, Indus, Karun, Guadalquivir, Aras, Orontes, Ebro, even Oxus.
A strong unified Caliphate would be able to go on the offensive once more.
Predominantly in the Mediterranean and India.
Using the Maghrebi and Andalusi navy to take Sardinia and Sicily. Then pushing into southern Italy.
While in the east, taking Crete would allow raids in the Aegean, and alliances with the still pagan southern Slavs and Bulgars of the Balkans.
In the Atlantic, the entire western French coast could probably be taken quite easily, due to a lack of a Carolingian navy.
While the divided British isles would also be quite easy too, given the small size of the great heathen army, only a few thousand men should be needed.
The Navigability of the Rhone and Garrone rivers, would allow domination of most of southern France.
While in India, after 760, Lalitâditya and Nagabhata I die. Leaving a power vacuum throughout the entire Gangetic plain down to Bengal.
And leaving the Gurjaras with a weaker ruler. Allowing great conquests throughout northern India.
While during the An Lushan Rebellion, a larger army than what alMansur sent OTL, army could be sent to assist the Tang in defeating the rebels and Tibetans,
To spread the Caliphate's influence into the Tang court, and throughout China more generally.
Overall, the absence of the Sunni-Shia split would make the Muslim world more unified. And the Alids wouldn't have any serious external challenges to the Caliphate.
And the strong loyalties of the Berbers and Khurasani to the Alids, would remove the need for unloyal slave armies, which caused the anarchy at Samarra.
Their only threat, are themselves and succession crisises. Unless a more orderly succession plan can be developed....
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