Oil prices were steady on Thursday as investors weighed the potential impact of U.S. President Donald Trump's tariffs on global economic growth, while a weaker dollar and signs of strong U.S. gasoline demand underpinned prices.

Trump on April 2 proposed a 20% tariff for EU goods and then threatened to raise that to 50% after negotiations did not move as fast as he would have liked, only to return to the 10% baseline. The EU has 27 member states, including France, Germany, Italy and Spain.

While South Korean imports to the U.S. face 25% tariffs, the same as Trump promised in April, the rate on Japan has been raised by 1 percentage point to 25%.

The drop comes ahead of a planned 25% tariff on all Japanese imports starting Aug. 1, following earlier auto-specific levies imposed in April.

Imposed 30% tariffs on Libya, Iraq, Sri Lanka, and Algeria. Slapped 25% tariffs on Moldova and Brunei. Announced 50% tariffs on Brazil. In a post on Truth Social, US President Donald Trump said, that tariff on Copper will be effective starting August 1.

By Rae Wee SINGAPORE (Reuters) -Asian stocks rose slightly on Thursday, riding on optimism from Nvidia's brief rise to a world-record $4 trillion valuation and as investors largely shrugged off U.S. President Donald Trump's latest tariff salvos.

President Donald Trump sent out letters to nations that haven't entered into trade agreements with the U.S., informing them of their new tariff rates.

President Trump has announced — but postponed the effective date for — higher tariffs once again. Here's what to know about the latest on his tariff policy.

By Susan Heavey, Doina Chiacu and Bart H. Meijer WASHINGTON/BRUSSELS (Reuters) -President Donald Trump said on Monday the U.S. would impose a 25% tariff on imports from Japan and South Korea beginning August 1 as he unveiled the first two of what he has said will be a wave of letters to trading partners outlining the new levies they face.