ʿAlāʾ al-Din Tekish

…was killed by the Khwārezm-Shah ʿAlāʾ al-Din Tekish (1172–1200), the ruler of the province lying along the lower course of the Amu Darya (ancient Oxus River) in Central Asia. When Tekish insisted on greater formal recognition from the caliph a few years later, al-Nāṣir refused, and inconclusive fighting broke out…

…death in 1157, the Khwārezm-Shāh ʿAlāʾ al-Dīn Tekish was one of many contenders in a struggle for supremacy in Iran. By 1200 the Khwārezm-Shāh had emerged victorious. ʿAlāʾ al-Dīn Muḥammad (reigned 1200–20), the penultimate Khwārezm-Shāh, created a short-lived empire that stretched from the borders of India to those of Anatolia.…