America has shut down and handed over Bagram Airfield, its largest base in Afghanistan and the nerve centre for its campaign there for the past twenty years. As it effectively ends its active participation in Afghanistan’s wars, it plans on leaving behind 650 troops in order to maintain the security of its embassy and several hundred more troops to secure Kabul international airport until a deal can be reached with Turkey to provide security. Although not there to participate in fighting or provide any support to the Government of the Islamic Republic of Afghanistan (GIROA) or the Afghan army, the…