The SIGAR report underscores that American authorities had been alerted that Afghanistan’s air force did not have the capabilities to survive after a U.S. withdrawal.
Human Rights Watch said the promised amnesty has not stopped local commanders from retaliating against former members of the army, police and intelligence services.
The Taliban have promised plots of land to relatives of suicide bombers who attacked U.S. and Afghan soldiers, in a provocative gesture that seems to run counter to their efforts to court international support.
Taliban political spokesman Suhail Shaheen said there would be no cooperation with Washington on containing the increasingly active Islamic State group in Afghanistan.