Trump’s misguided belief that inside of every Canadian there is an American waiting to get out is a misconception that is actually older than the U.S. itself. Its history, however, offers a cautionary tale for Trump because it has been responsible for some of America’s most humiliating foreign policy failures.

President Trump said he is “very pleased” with the deal struck with Canada to pause tariffs. As part of the agreement, Canada will put 10,000 frontline personnel on the border, appoint a fentanyl czar and list cartels as terrorists,

Canadian prime minster Justin Trudeau has promised to retaliate if US president Donald Trump imposes tariffs - Nicholas Kamm/AFP