Ian Bremmer is the president of Eurasia Group and GZERO Media and author of "Us vs. Them: The Failure of Globalism."
US troop withdrawal was the best of truly bad options

Afghans try to flee the country on Aug. 16 as U.S soldiers stand guard at the international airport in Kabul: what should have been a tough but necessary decision by the Biden administration became a debacle. © AP
Ian Bremmer is the president of Eurasia Group and GZERO Media and author of "Us vs. Them: The Failure of Globalism."