“Make America great again,” says Donald Trump, the US Republican Party’s presumptive presidential nominee. He sums up his foreign policy with the slogan “America First”: The United States should do everything possible to sustain its geopolitical dominance, friends and allies be damned. So who is the biggest threat to US primacy? China? Russia? ISIS? The answer is none of the above. The real threat is Trump himself, the consummate (at least in his own mind) dealmaker. But the “art of the deal” that he seems to have in mind for the US apparently takes the word “art” literally: His vision of US economic and financial ... (full story)