Al-Mahdi rode into Raqada in triumph wearing dark silk clothes with a matching turban. Riding behind him, his son wore a similar ensemble in organge silk. Abu Abdullah wore mulberry-coloured clothes, a linen tunic, a turban and a scarf. The caravan of al-Mahdi arrived in Raqada on 20th Rabi II, 297/January 6, 910 and laid the foundation of the Fatimid Caliphate. All the notables, both Arabs and non-Arabs without exception and many other people came out to receive him. He took oath of allegiance from them. He assumed power and ordered his name mentioned in the khutba and inscribed on coins. He began to develop the barren land of Maghrib he dominated. He imposed the Islamic laws, enforcing strictly in the prohibition of forbidden food and drink, and punishing severely those who tried to practice freedom in it. Rebelp