There is strong nationwide support among Canadians for putting export taxes on oil shipments if needed to retaliate against US President Donald Trump’s tariffs, a new poll suggests.

Punishing 25% levies on imports from America’s closest neighbors were due to come into force at 12:01 a.m. ET Tuesday, but Trump put his two-front trade war on hold, claiming he’d scored two big wins and major concessions.

China is subject to significant US tariffs already and has been since Trump's first term. But the blanket nature of today's new levies from the White House on every single goods import from China - from toys, to mobile phones, to clothes - is new and significant.

China, Russia and even U.S. allies have developed retaliatory options that could deeply hurt America’s economy and standard of living.

Canada’s prime minister and Mexico’s president have ordered retaliatory tariffs against Americans, following through with their threats after U.S.

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.

Canada is Ohio's largest trading partner. The tariff fight between the U.S. and Canada will likely affect workers, consumers and businesses.

The crossing between Detroit and Windsor, Ontario, is a flashpoint in the new trade war between the U.S. and Canada that will have a big impact on the auto industry

When Canadian defense expert Philippe Lagassé met with American counterparts in Washington this week, he quickly sensed they had not registered that the mood had shifted in Canada.