•In
the early 13th century central Asian nomadic invaders, the Mongols,
threatened Islamic lands.
•Chinggis
Khan destroyed the Turkic-Persian kingdoms east of Baghdad.
•His grandson, Hulegu,
continued the assault.
•The
last Abbasid ruler was killed when Baghdad fell in 1258.
•The
once great Abbasid capital became an unimportant backwater
in the Muslim world.