If the United States imposes tariffs on imports of Canadian steel and aluminum, some Americans will lose their jobs and U.S. growth will suffer, Prime Minister Justin Trudeau said on Wednesday.

Japan 's government said Wednesday it asked the U.S. to exclude it from 25% steel and aluminum tariffs, a change from duty-free quotas that Tokyo was given previously. Japan made the request through its embassy in Washington after U.

Aluminum in London declined for a second day as investors mulled the impact of US President Donald Trump’s tariffs on imports.