For ten points, name this city, the capital of a country named for it.
One leader of this city allowed Franciscan missionaries to try to convert him. They failed. Saint Louis died of dysentery while on a crusade to this city This city was established near the site of Mahdia, and it was ruled for centuries by its (*)  Hafsid Dynasty. Operation Torch involved a "Run" to this city, and this city rose to prominence after it was conquered by the Almohads. Mohammed Bouazizi sparked street protests in this city by self-immolating, and this city was grouped with Tripoli and Algiers in the "Barbary States" fought by the US. For ten points, name this city, the capital of a country named for it.
One leader of this city allowed Franciscan missionaries to try to convert him.
Tunis