"Starting on August 1, 2025, we will charge Korea a tariff of only 25 percent on any and all (South) Korean products sent into the United States, separate from all sectoral tariffs. Goods transshipped to evade a higher tariff will be subject to that higher tariff," Trump said in the letter posted on his Truth Social platform.

US President Donald Trump, apparently impatient with the slow progress of negotiations, on Monday slapped 25 per cent unilateral tariffs on Japan and South Korea and equal or higher import taxes on several other nations ahead of a self-imposed Wednesday deadline.

By Jeff Mason, Bart H. Meijer and David Brunnstrom WASHINGTON/BRUSSELS (Reuters) -U.S. President Donald Trump opened a new phase on Monday in the trade war he launched this year, telling partners, from powerhouse suppliers such as Japan and South Korea to minor players,