On 14 April 2021 via a North Atlantic Council Ministerial Statement, NATO announced a drawdown of RSM troops by 1 May,[19] and the mission was terminated early September 2021.

[20] The last remaining RSM troops to leave was a U.S. military unit commanded by Major General Christopher T. Donahue, which were withdrawn on August 30, 2021.

[21][22] The operation plan for the Resolute Support Mission (RSM) was approved by foreign ministers of the NATO members in late June 2014 and the corresponding status of forces agreement was signed by President of Afghanistan Ashraf Ghani and NATO Senior Civilian Representative in Afghanistan Maurits Jochems in Kabul on 30 September 2014.

[9] The spokes were formed by Train Advise Assist Commands (TAACs), which directly supported four of the six Afghan National Army Corps.

U.S. President Barack Obama, in an update given from the White House on 6 July 2016, stated that, following General John W. Nicholson's, Joint Chiefs of Staff Chairman General Joseph Dunford's, and U.S. Defense Department Secretary Ashton Carter's mutual recommendations, the U.S. would have about 8,400 troops remaining in Afghanistan through the end of his administration in December 2016.

The SIGAR's "April 30, 2018 Quarterly Report to Congress" says, "[As of January 31, 2018,] 14.5% of the country's total districts [were] under insurgent control or influence [& an additional 29.2% were] contested[.

On 14 April 2021 via a North Atlantic Council Ministerial Statement, NATO announced a drawdown of RSM troops by 1 May,[19] and the mission was terminated early September 2021.

"[29][30] SIGAR reported to Congress with the title "Collapse of the Afghan National Defense and Security Forces: An Assessment of the Factors That Led to Its Demise" in May 2022.

[33][34] The report said the fact that the then-Foreign Secretary Dominic Raab, his Permanent Secretary Philip Barton and Prime Minister Boris Johnson were all on summertime leave when the Taliban took Afghanistan's capital, Kabul, "marks a fundamental lack of seriousness, grip or leadership at a time of [British] national emergency", especially in light of the vacuum left by the flight of President Ashraf Ghani, his cabinet and vaporous government of the Islamic Republic of Afghanistan.