In these fractious times with national media driving Americans into warring tribes, social media setting neighbor against neighbor, and Twitter mobs hunting down political heretics, President Joe Biden has achieved the impossible. In under 72 hours, the 46th president has united Americans in disgust with his bungled retreat from Afghanistan. Americans looked on in horror as hordes of desperate Afghans clambered over one another to grab hold of the giant, metal bird racing for takeoff from Kabul’s international airport. David E. Sanger, chief Washington correspondent for the New York Times, pronounced that Biden “will go down in history, fairly or unfairly, ...