French West Africa with the exception of the Senegalese Communes, the administrative structure of French rule at the lower levels remained constant, based upon the Cercle system. This was the smallest unit of French political administration in French colonial Africa that was headed by a European officer. They might range in size, but French Sudan (modern Mali) consisted of less than a dozen Cercles for most of its existence. Thus, a Cercle Commander might be the absolute authority over hundreds of thousands of Africans. A Cercle consisted of several cantons, each of which in turn consisted of several villages, and was almost universal
French Sudan The area was "Upper River" from 1880 until 18 August 1890, when it was renamed "French Sudan", with its capital at Kayes. On 10 October 1899, French Sudan was divided, with the southern cercles joining coastal colonies, and the rest split into two administrative areas called "Middle Niger" and "Upper Senegal". In 1902, the region again was organized as a unified colony under the name Senegambia and Niger ("Sénégambie et Niger"). The name changed again in 1904 to Upper Senegal and Niger ("Haut Sénégal et Niger"). Finally, in 1921, the name changed back to "French Sudan" ("Soudan Français"). Borders and