“The Brits are Coming!” screamed the headline of the Trump campaign’s press release. It turned out to be the most moderate part of it. An absolute masterclass in hyperbole followed. Accusations of “illegal foreign assistance” and “anti-American election interference”, a parallel to the 243rd anniversary last week of the surrender of British forces at Yorktown, and everything topped off with the ominous historical warning: “When representatives of the British government previously sought to go door-to-door in America...