"If these Tariffs and Barriers are not soon broken down and removed, we will be placing a 20% Tariff on all of their cars coming into the U.S. Build them here!"
She said: "The recent U.S. moves imposing tariffs on steel and aluminium are an illegal move, and threaten to destabilise the WTO.
Trump had a messy showdown with leaders from Europe and Canada at a recent Group of Seven meeting.
German automakers did not comment on Trump's tweet. Germany's top automakers favor ending all import tariffs for cars between the European Union and the USA, the Wall Street Journal reported June 20. "They do have, though, very strong Immigration Laws", Trump posted on Twitter, a day after a vote on a compromise immigration measure was postponed in the House. Industry data shows that German automakers build more vehicles in southern USA states that voted for Trump in the 2016 presidential election than they ship to the United States from Germany. The EU imposes a 10 percent tariff on imported USA cars.
U.S. Commerce Secretary Wilbur Ross in a television interview Thursday defended the Trump administration's decision to impose tariffs, saying the United States' actions are a defense against years of "bad practice". The EU will impose an additional €3.6bn of tariffs if the dispute is still active in three years' time.More news: Beyonce and Jay-Z release new joint album
The list does not specifically name brands but European Commission chief Jean-Claude Juncker spelled out in March that the bloc would target "Harley-Davidson, bourbon and Levi's jeans". In fact, it goes against all logic and history. She had earlier sought to dispel anxieties that the situation would become a trade war.
European Commission president Jean-Claude Juncker said duties imposed by the USA on the EU go against "all logic and history".
India raised tariffs on a slew of items in retaliation for the U.S. imposing higher levies on some products shipped from the South Asian nation, echoing steps taken by China, the European Union and other trading partners.
"If we chose products like Harley Davidson, peanut butter and bourbon, it's because there are alternatives on the market", said Jyrki Katainen, the European Commission's vice president for growth, jobs and investment, in a statement. Daniel Gros, director for Economy and Finance at the Centre for European Policy Studies, said that in a trade war everyone stands to lose, but the United States has put itself in a worse position.
"The parties that will be most impacted are USA companies", he said.
European auto manufacturers including BMW and Mercedes Benz have a large presence in the US.