Since U.S. President Donald Trump first threatened to place massive tariffs on Canadian goods, the country has been embroiled in a whirlwind back and forth with its biggest trading partner. Here's a quick look at how tariffs are set under normal circumstances.

Some Canucks are proposing the most drastic measure yet in the trade war with Uncle Sam – blocking US access to Canadian-owned Pornhub.

Winning 85.9 percent of Liberal Party members’ votes, he promised that Trump’s trade war would not threaten Canada’s sovereignty. “In trade, as in hockey, Canada will win,” he said in his victory speech earlier this month.