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 flags the existence of undefaced ensigns used by the French government unless otherwise noted. French colonial flags Some of the colonies, protectorates and mandates of the French Colonial Empire used distinctive colonial flags. These most commonly had a French Tricolour in the canton. As well as the flags of individual colonies, the governors-general of French colonies flew a square flag with a blue field and the French ensign in the canton. This flag was flown beneath the national ensign. Colonial governors used a rectangular swallow-tailed version of this flag. The flags with the French flag in the canton, which on many