European Commission President Ursula von der Leyen said she would impose "firm and proportionate" countermeasures against the tariffs placed on steel and aluminum imports.

European Commission President Ursula von der Leyen on Tuesday vowed "firm and proportionate countermeasures" in response to U.S. President Donald Trump's decision to impose tariffs on all steel and aluminium imports,

President Donald Trump’s desire to get even on countries by matching tariffs they have on American goods could come at a steep cost.

Follow the latest news as President Donald Trump announces steel tariffs. Tulsi Gabbard receives a procedural vote, Vice President JD Vance heads to France and Pete Hegseth visits Europe.

First Deputy Prime Minister and Economic Development Minister Yulia Svyrydenko said that the decision to impose tariffs will naturally affect Ukraine's steel industry.

The 25 percent tariffs on imported steel and aluminum are the latest salvo in his ongoing effort to overhaul the U.S. trading relationship with the rest of the world.