President Donald Trump ordered a 25% tariff on steel and aluminum imports, escalating his efforts to protect politically important US industries with levies hitting some of the country’s closest allies.

Donald Trump ordered tariffs on Mexican, Canadian, and Chinese imports. Here's a breakdown of what tariffs do, how they can affect your wallet.

President Trump has proposed a sweeping set of tariffs. Does this mark the end of the post-war free trade world?

The move likely will trigger retaliation and risk igniting a trade war that could cause broad economic disruption for all countries involved.

President Trump announced sweeping tariffs on goods imported from Mexico, Canada and China, triggering a trade war and raising fears about consumer costs.

President Donald Trump is hitting foreign steel and aluminum with a 25% tax. If that sounds familiar, it’s because he did pretty much the same thing during his first term. Trump’s original metals tariffs gave America’s struggling steel and aluminum producers some relief from intense global competition,

President Donald Trump substantially raised tariffs on steel and aluminum imports on Monday to a flat 25% "without exceptions or exemptions" in a move to aid the struggling industries but which increases the risk of a multi-front trade war.

U.S. stocks closed higher as investors snatched up aluminum and steel shares on President Trump's plan for a 25% tariff on those imports.