Sudan (region) to the present-day country of Sudan, the western part of which forms part of the larger region, and from which South Sudan gained its independence in 2011. The Sudan region extends in some 5,000 km in a band several hundred kilometers wide across Africa. It stretches from the border of Senegal, through southern Mali (formerly known as French Sudan when it was a French colony), Burkina Faso, southern Niger, northern Nigeria, northern Ghana, southern Chad, the western Darfur region of present-day Sudan, and South Sudan. To the north of the region lies the Sahel, a more arid Acacia savanna region
French colonial empire French colonial empire The French colonial empire constituted the overseas colonies, protectorates and mandate territories that came under French rule from the 16th century onward. A distinction is generally made between the "first colonial empire," that existed until 1814, by which time most of it had been lost, and the "second colonial empire", which began with the conquest of Algiers in 1830. The second colonial empire came to an end after the loss in later wars of Indochina (1954) and Algeria (1962), and relatively peaceful decolonizations elsewhere after 1960. Competing with Spain, Portugal, the Dutch United Provinces and later England,