A new measure covering approximately 5% of Canada's annual exports to the US has imposed 50% tariffs on certain products worth approximately $20 billion.
The tariff list also includes hockey sticks and tongue depressors.
Greer: Canada refused to finalize the agreement
US Trade Representative Jamieson Greer said Canada had refused to finalize a trade agreement under the terms that had been agreed upon.
Greer said the US proposal was forward-looking and would establish a historic economic and national security partnership.
Carney announces suspension of negotiations
Canadian Prime Minister Mark Carney said Canada understood that it could not return to its former relationship with the US, noting that Washington had imposed tariffs even on its closest allies.
Carney announced that a decision had been made to suspend trade negotiations with the US. Calling last-minute changes to the terms proposed by the US unfair and economically disadvantageous, Carney said Canada would match the tariffs dollar for dollar to protect its workers and businesses.