United Nations Security Council resolution 1386, adopted unanimously on 20 December 2001, after reaffirming all resolutions on the situation in Afghanistan, particularly resolutions 1378 (2001) and 1383 (2001), the Council authorised the establishment of the International Security Assistance Force (ISAF) to assist the Afghan Interim Authority in the maintenance of security in Kabul and surrounding areas. It was the final Security Council resolution adopted in 2001.