Please note that the content of this book primarily consists of articles available from Wikipedia or other free sources online. The United States Africa Command (USAFRICOM or AFRICOM) is a Unified Combatant Command of the United States Department of Defense that is responsible for U.S. military operations and military relations with 53 African nations - an area of responsibility covering all of Africa except Egypt. Africa Command was established October 1, 2007 as a temporary sub-unified command under U.S. European Command, which for more than two decades was responsible for U.S. military relations with more than 40 African nations. Africa Command was formally activated October 1, 2008, during a public ceremony at the Pentagon attended by representatives of African nations posted in Washington, D.C.