Dementia is not a foreign policy. Watching Joe Biden’s Afghan performance is like imagining Captain Queeg as Chief of Naval Operations. Both have lost their bearings, except that Queeg was a fictional character in the iconic war movie “The Caine Mutiny” and Biden is actually commander-in-chief as he throws away 20 years of sacrifice in blood and treasure for nothing, creating a terrorist state armed with America’s best weapons, with our mortal enemies China, Russia, Iran, and North Korea chomping at the bit in anticipation of the strategic consequences of Biden’s incompetence. Biden is a perfect storm of incompetence, incoherence,...