President Donald Trump says he plans to hike tariffs on imports of Canadian goods by an extra 10% because of an anti-tariff television ad aired by the province of Ontario.

Trump accuses Canada of ad fraud and Supreme Court interference over Reagan’s tariff stance and trade practices.

Watch the United States and Canada's National Anthems ahead of Game 1 of the World Series between the Los Angeles Dodgers and Toronto Blue Jays.

The Trump administration is telling Colorado to stop importing gray wolves from Canada as part of the state’s efforts to restore the predators, a shift that could hinder plans for more reintroductions this winter.

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.

California Governor Gavin Newsom hit out at President Donald Trump, calling him a “man child” after the president announced increased tariffs on Canada as punishment for the Ontario government running ads featuring Ronald Reagan.

Air Canada also failed you. The Montreal Convention requires airlines to honor valid tickets and boarding passes. If there was a ticketing error, it should have worked with Lufthansa to resolve it immediately, not abandon you at the gate. Both airlines’ “not our problem” responses are unacceptable.

"Is the new 10% tariff on imports from Canada related to the fentanyl emergency or the reciprocal trade emergency or are hurt feelings also now a national emergency?"