President Trump says he'll announce the U.S. will impose 25% tariffs on all steel and aluminum imports, including from Canada and Mexico, as well as other import duties.

Steel and aluminum are heavily used in the automotive and construction industry, but are also used to manufacture goods and appliances. The decision mirrors the actions Trump levied during his first Administration, when he enacted a 25% tariff on steel and 10% tariff on aluminum, though some countries, including South Korea were exempt.

Trump plans to place a 25% tariff on steel and aluminum imports. Here are the top countries that supply metals to the US.