Canada’s announcement comes despite a detente having been reached Tuesday over the threat of a 25% surcharge on U.S. electricity consumers.

Canada is the largest foreign supplier of steel and aluminum to the U.S.

(Reuters) - Canada will announce C$29.8 bln in retaliatory tariffs on the United States on Wednesday in response to U.S. President Donald Trump's steel and aluminum tariffs, a Canadian official said. The official declined to be named.