kaliph

the civil and religious leader of a Muslim state considered to be a representative of Allah on earth; "many radical Muslims believe a Khalifah will unite all Islamic lands and people and subjugate the rest of the world"

after Omar Bin Khattab, Usmanarji Bin Affan became the Khalifa in 644.

after Omar Bin Khattab, Usmanarji Bin Affan became the Khalifa in 644.