The Long War: The Inside Story of America and Afghanistan Since 9/11

Just as U. S. soldiers and diplomats pulled out of Afghanistan, supposedly concluding their role and responsibility in the two-decade conflict, the country fell to the Taliban. In The Long War, award-winning BBC foreign correspondent David Loyn uncovers the political and military strategies—and failures—that prolonged America's longest war.

Three American presidents tried to defeat the Taliban—sending 150,000 international troops at the war's peak with a trillion-dollar price tag. But early...