Muhammad I al-Mustansir was the second ruler of the Hafsid dynasty in Ifriqiya and the first to claim the title of Khalif. Al-Mustansir concluded a peace agreement to end the Eighth Crusade launched by Louis IX of France in 1270. Wikipedia
Born: 1228
Died: 1277 (age 49 years)
Children: Yahya II al-Wathiq
Grandchild: Abu Asida Muhammad II
Grandparent: Abu Muhammad Abd al-Wahid ibn Abi Hafs
Parents: Abu Zakariya Yahya