Federal government also announced a $7.5-billion relief package for businesses and workers

Canada retaliates with tariffs after U.S. trade talks fail, imposing 50% duties on $20 billion of Canadian goods.

U.S. politicians are criticizing the Trump administration's escalating trade war against Canada and warning of its impact in their states.

Canada has announced C$27.6 billion ($19.94 billion) in retaliatory tariffs on US goods, matching Washingtons latest duties dollar-for-dollar.