It's the latest twist in fast-shifting trade policy that has whipsawed financial markets and business leaders.

Major US tariffs against Canada and Mexico went into effect at the start of March, but the rollout has been messy to say the ...

The Canadian dollar and Mexican peso strengthened, as investors cheered fresh signs of a reprieve from crippling US tariffs ...

Yahoo Finance will chronicle the latest news and updates on Trump's tariffs — from the threats to the eventual policy.

Goods trading under the rules of the North American trade pact, or most products, would be exempt from tariffs, the president said. The levies have caused stock markets to sink.

Starting just past midnight Tuesday, imports from Canada and Mexico are now taxed at 25%, with Canadian energy products getting tariffed at 10%.