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 Sudan administration of the colony similarly changed a number of times. Originally, and for the initial period, the colony vacillated between military administration and civilian administration from Senegal. In 1893, French Sudan formally came under civilian administration, which lasted until 1899. At that point, a reorganization of the colony split 11 southern provinces to other French colonies like French Guinea, the Ivory Coast and Dahomey. The area that was not reorganized was governed in two administrations linked to other French colonies. Following this, the territory of the colony was reestablished in 1902. Though the borders shifted slightly, there was little territorial