747 – 750★★★★★
Abbasid Revolution overthrows the Umayyads
A movement rising from Khorasan defeats the Umayyads at the Battle of the Zab, establishing the Abbasid Caliphate.
RevolutionDynasty· Iraq, Iran
A movement rising from Khorasan defeats the Umayyads at the Battle of the Zab, establishing the Abbasid Caliphate.
A revolutionary movement forces the Qajar shah to accept a constitution and establish Iran's first parliament, the Majlis.
Mass protests topple Shah Mohammad Reza Pahlavi; Ayatollah Khomeini returns and Iran becomes an Islamic Republic.