Related Events and Topics
There are many related topics to the broad one "U.S Mission in Afghanistan". One of them being NATO. NATO is defined as "an organization formed in Washington D.C, comprising the 12 nations of the Atlantic Pact together with Greece, Turkey, and the federal Republic of Germany, for the purpose of collective defense against aggression." NATO stands for N(orth) A(tlantic) T(reaty) O(rganizatoin).
Another topic is ISAF. Which is defined as "The International Security Assistance Force (ISAF) that is a NATO-led security mission in Afghanistan that was established by the United Nations Security Council in December 2001 by Resolution 1386, as envisaged by the Bonn Agreement."