Because He was successful at all levels for example in political, humanitarian, social aspects in addition to His success as A messenger from Allah to all mankind. This is why He was chosen to be the Most influential personality in the human history.
muslims brotherhood
muhammad
The first Rashidoon Caliph Hazrat Abu Bakar RAU was elected the highest leader of the Muslims after the death of Hazrat Muhammad SAW. He liked to be called as Khalifa -tur - Rasool. After him, Hazrat Omar RAU and the succeeding Rashidoon Caliphs were given the title: Amir-ul-Momineen.
To be leader over Islam as seen by Shia Muslims, you must be the best religious and political scholar in current time.
Ayatollah is the name of a Muslim leader of the highest order. The current worldwide population of Muslims is about 1.6 million.
yes he was
It depends on the country political and religious system.
The last Prophet of Islam Hazrat Muhammad SAW is the true leader of the Muslims.
Prophet Muhammad (peace be upon him)
Muhammad was accepted as a political leader in medina.
Abu Bakr was the leader of the Muslims after the death of the Prophet (peace be upon him)
Iman is not a religios leader. Iman is what Muslims call their faith.