Ambassadorships to major countries and trouble spots were typically given out to professional diplomats. You might send a donor with no diplomatic experience off to play ambassador to Gambia or Cyprus, but not to France or China. Obama changed that as he changed so many things, dispatching a ridiculously incompetent donor to serve as ambassador to the UK and after failing to make Caroline Kennedy the senator from New York (after some Schumer sabotage and a New Yorker backlash), Princess Caroline had to settle for being the US ambassador to Japan where she's hard at work demonstrating the diplomatic...