Trump slaps Canada with additional 10% tariff over a disputed Reagan ad that aired during World Series, calling it a "fraudulent misrepresentation" of the former president.

The Canadian PM said Trump’s protectionism and neglect of low-carbon growth risked weakening U.S. competitiveness and trade ties.

Donald Trump announced he would raise tariffs on Canada by an additional 10pc as he reacted again to the country’s anti-tariffs advertisement featuring Ronald Reagan, the former US president.

Ontario's ad criticizing tariffs aired during the World Series, hours after President Donald Trump said he'd slap new tariffs on Canada.

President Trump announced Saturday he would place a new 10 percent tariff on Canada after he accused Ontario Premier Doug Ford of launching a misleading ad featuring President Ronald Reagan discussing tariffs.

Yahoo Finance is chronicling the latest news and updates on President Trump's plans to impose tariffs on goods from other countries.