There have been several military campaigns against the Tunisian city of Mahdia, including:

Mahdia campaign of 1087, in which Genoese and Pisan forces sacked the city Capture of Mahdia (1148), the city was sacked during the creation of the Norman kingdom of Africa Battle of Mahdia (1159), part of Almohad conquest of Norman Africa Siege of Mahdia (1159–1160), part of Almohad conquest of Norman Africa Barbary Crusade (1390), in which French and Genoese crusaders unsuccessfully besieged the city Capture of Mahdia (1550), in which Spanish forces besieged and captured the city