Sieges of Baghdad

There have been at least 8 major sieges of Baghdad.

Abbasid caliphate

 * In 812, Caliph Al Ma'mun sent his general Tahir ibn Husayn to capture Baghdad and depose his brother Caliph Al Amin. The siege was successful; Taher captured the city and executed the caliph.
 * The Siege of Baghdad (1157) in which the Seljuqs of Hamadan along with the Zengid of Mosul unsuccessfully besieged Baghdad.
 * The Siege of Baghdad (1258) was a victory for the Mongol leader Hulagu Khan, a grandson of Genghis Khan. who captured Baghdad and burnt it to the ground.

Ottoman Empire

 * In 1534 Ottoman sultan Suleyman I (the Magnificent) capitured the city (see Capture of Baghdad (1534))
 * In 1624 Abbas I of Persia (Saffavid dynasty) captured the city
 * In 1638 Ottoman sultan Murat IV recaptured the city (see Capture of Baghdad (1638))

Modern era

 * The Fall of Baghdad (1917) in which the British and Indian capture of Ottoman-controlled Baghdad during World War I.
 * The 2003 invasion of Baghdad with the US capture of Saddam Hussein-controlled Baghdad following the Coalition's invasion of Iraq.