Three of the four Republican presidential debates are now complete; the coronation of Donald Trump, who participated in none of them, is close at hand. The five remaining Republican candidates, in a dubious battle for runner up on Wednesday night, made rare mention of the man they are all seemingly resigned to accept as the GOP nominee. They even, effectively, made his case for him. Trump has, since 2016, campaigned as an anti-war candidate, and has bragged about his enduring opposition to endless war in the Middle East (despite doing little to end conflicts while in office): the Republican field...