The Logic of Staying in Afghanistan and the Logic of Getting Out

Editor’s Note: Afghanistan is America’s longest war, and recent attempts to negotiate an end with the Taliban appear to have failed, at least for now. Many Americans are asking whether it is worth staying in Afghanistan as the war drags on. Carter Malkasian, one of America’s premier Afghanistan experts, examines the most important argument for staying—that Afghanistan might again be a haven for anti-American terrorist groups—and from there raises questions that should guide...