evidence: Nearly 20 years of war, 10 days to fall: Afghanistan, by the numbers [...] The total ongoing cost to the United States of the Afghan war is more than $2 trillion, per Brown, which includes operations in both Afghanistan and Pakistan. It includes some reconstruction costs but not future obligations toward lifetime care for American veterans or future interest payments on money borrowed to fund the war. A 2021 report by SIGAR, citing the Defense Department, said the United States had spent some $837 billion on warfighting alone. [...] The number of Afghan military personnel trained by the United States to date. "We trained and equipped an Afghan military force of some 300,000 strong — incredibly well equipped — a force larger in size than the militaries of many of our NATO allies," Biden said in an address to the nation Aug. 16, 2021.