Amr Ibn al-As Ibn Wa'el Ibn Hashim Ibn Sa'd converted to Islam in the eighth year AH. He became one of the most respected companions of the Prophet.
He was responsible for organizing a series of battles in which Abu Bakr and Omar Ibn Al-Khattab took part. He retained his respected position during the era of the Rightly Guided Caliphate. He led many of the major Islamic conquests.
Amr Ibn al-As was appointed by Caliph Omar Ibn Al- Khattab to lead the army that conquered Egypt. He ruled Egypt until he was removed by Caliph Othman. However, he was reinstated by Caliph Mu'awiyya after having played an important role in the conflict between Mu'awiyya and Caliph Ali. Amr Ibn al-As helped to secure the Caliphate for Mu'awiyya. He founded Al-Fustat which became the frist capital of Islamic Egypt and he built his famous mosque in it.