As the Canadian government hits back at the United States over new tariffs imposed last week, the countries' economic relationship is in the spotlight. U.S. President Donald Trump started his

U.S. trade partners are responding to Trump’s aggressive foreign‑policy moves with tariffs and pushback, reshaping supply chains and economic ties.

Canadian Prime Minister Mark Carney accused US President Donald Trump of initiating a trade war after negotiations between Washington and Ottawa collapsed on Friday.