TOPSHOT - US President Joe Biden speaks from the Treaty Room in the White House on April 14, 2021 in Washington, DC, about the withdrawal of the remainder of US troops from Afghanistan. - President Joe Biden announced Wednesday it's "time to end" America's longest war with the unconditional withdrawal of troops from Afghanistan, where they have spent two decades in a bloody, largely fruitless battle against the Taliban. (Photo by Andrew Harnik / POOL / AFP)