Islamic history of iran
Islam in Iran can be categorised into two periods - Sunni Islam from the 7th century to the 15th century and then Shia Islam post 16th century. The Safavid dynasty made Shia Islam the official state religion in the early sixteenth century and aggressively proselytized the faith by forced conversion
Islamic history of egypt
A 4,000 army were sent into Egypt by the muslims Khalifa Omar under the commander Amr Ibn Al-Aas in 639, another 5,000 army joined in 640 and conquered the Byzantine army at Heliopolis battle.then Amr continued to Alexandria then, the Byzantine army surrendered to him by a treaty signed in Nov.941. A series of wars proceed in the following years from 941 - 946 lead to the regain of alexandria to Byzantine empire in 645 before the muslims re-takeovr authority in 946. Again in 654 another invasion was sent by Constans the second to regain alexandria, from that time no another trial was made to take over the possession of the country.
Following the first surrender of Alexandria, Amr chose a new site to settle his men near the Byzantine Fortress of Babylon, the new settlement received the name of Fustat.. Both the ruins of this fort and the site of the mosque itself can still be visited today in Coptic Cairo (Old Cairo). Egypt has remained under the control of various Muslim governments up until the modern era. The Rashidun Caliphate gave way to the Umayyad Caliphate, which was based in Damascus.