Ala ad-Din Tekish

Type Figure Region Khwarazm Time c. 1130–1200 Also known as Ala al-Din Tekish、Ala ad-Din Tekish、Tekish、特克什

Khwarazmshah, c.1130–1200; succeeded his father in 1172, unified Khurasan and Khwarazm, and laid the foundation for the Khwarazmian Empire's expansio…

Timeline

c. 1130–1172Khwarazm · KhwarazmSon of Shah Il-Arslan, he grew up in Khwarazm proper, inheriting his father's tradition of rule over Khurasan and neighboring tribes.
1172–1180Gurganj · KhwarazmSucceeded after his father's death in 1172, immediately contending with the Seljuk sultan and Qara Khitai forces, gradually consolidating control over Khurasan and expanding his sphere of influence eastward.
1181–1200Khurasan · KhurasanOver the following decades he repeatedly defeated Seljuk forces, controlling vast territories in Central Asia and eastern Persia, laying the foundation for his son Muhammad's further conquests in West Asia.

Sources

Encyclopaedia of Islam, Second Edition: Khwarazm-Shahs — C. E. Bosworth
The Cambridge History of Iran, Volume 5: The Saljuq and Mongol Periods (1968)