The battles of Madhar and Harura (Arabic transliteration: Yawm Madhār and Yawm Ḥarūrāʾ) successively took place in the latter half of 686 in the environs of Basra and Kufa, respectively, both in southern Iraq. The battles were fought between the forces of Mus'ab ibn al-Zubayr, the governor of Basra on behalf of his brother Caliph Abd Allah ibn al-Zubayr (r. 683–692), and Mukhtar al-Thaqafi, the pro-Alid ruler of Kufa. They ended with the latter's decisive defeat and the slaying of most of his commanders. In the immediate aftermath, Mus'ab besieged and killed Mukhtar in Kufa, sanctioned the killing of thousands of his sympathizers in the city, and annexed Kufa and its dependencies, i.e. the Sawad (Lower Mesopotamia) and Jibal (northwestern Iran). Ibrahim ibn al-Ashtar, Mukhtar's governor ov