(AP Photo/Carolyn Kaster) President Trump waves during a rally at the Four Seasons Arena at Montana ExpoPark on July 5, 2018, in Great Falls, Montana, in support of Representative Greg Gianforte and Senate candidate Matt Rosendale. T rump promised to be America’s dealmaker in chief. “We need a leader that wrote The Art of the Deal ,” he said in the speech announcing his candidacy. “I’m a negotiator. I’ve done very well over the years through negotiation,” he said during a Republican debate. “That’s what I do, is deals,” he said in May. “I know deals, I think, better than anybody knows deals.” Rubbish. So far, Trump has made no deals at all, and the ones he thinks he’s made have unraveled. He has no deal with North Korea. Following his June 12 summit with Kim Jong Un, Trump declared on Twitter that “there is no longer a nuclear threat” from North Korea. In fact, recent satellite images show that North Korea has upgraded a nuclear facility. It also appears to be finalizing the expansion...