Trump knows the United States has more leverage over its neighbors than they do over his country. But exploiting that position of strength could cause a historic rupture.

BARRIE, Ontario - Canadian flagmaker Flags Unlimited's sales have doubled from a year earlier, the company's owners said, as tensions with the neighboring United States fuel a wave of patriotism. The increase in sales comes ahead of Canada's national flag day on February 15,

Barrie, CanadaA Canadian flagmaker's sales have doubled from a year earlier, the company's owners said, as tensions with the neighboring United States fuel a wave of patriotism.“This traditionally is probably the lowest part of our season.