The conquest of Tunis in 1574 marked the conquest of Tunis by the Ottoman Empire over the Spanish Empire, which had seized the place a year earlier. The event virtually determined the supremacy in North Africa vied between both empires in favour of the former, sealing the Ottoman domination over eastern and central Maghreb, with the Ottoman dependencies in Algiers, Tunis and Tripoli ensuingly coming to experience a golden age as corsair states.

Tunis is the capital and largest city of Tunisia. The greater metropolitan area of Tunis, often referred to as "Grand Tunis", has about 2,700,000 inhabitants. As of 2020, it is the third-largest city in the Maghreb region and the eleventh-largest in the Arab world.