Era:
Rulers:
Khalifa Abu Bakr al-Siddiq
632–634 C.E.
Khalifa Umar ibn al-Khattab
634–644 C.E.
Khalifa Uthman ibn Affan
644–656 C.E.
Khalifa Ali ibn Abi Talib
656–661 C.E.
Capital
Medina
The first capital of the Islamic Caliphate and the burial place of Prophet Muhammad (PBUH).
Knowledge
Compilation of Quran
The Holy Quran was compiled into a single standard book (Mushaf) under Caliph Uthman ensuring its preservation.
Event
Expansion into Persia
Rapid expansion brought Islam to the Persian plateau interacting with ancient civilizations.