Trade talks between the U.S. and Canada fell apart over the weekend, and the U.S. imposed 50% tariffs on $20 billion worth of Canadian goods.

Negotiations between the U.S. and Canada broke down late Friday and tariffs went into effect early Saturday morning.

The United States imposed 50% tariffs on $20 billion worth of Canadian products early Saturday, and Canada immediately said it would retaliate, after last-ditch negotiations…