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 country’s new president, in office for a little over a month, had just dispatched his senior deputies to Washington to try to work out a trade deal.

The United States’ closest security allies in Asia, along with several Southeast Asian countries, have been given another three weeks to negotiate trade deals — or face higher tariffs.

The top military chiefs of the US, South Korea, and Japan met in Seoul Friday, as President Donald Trump ups the pressure over defense spending and trade.

In letters so far to 14 countries, including smaller exporters to the United States such as Serbia, Thailand and Tunisia, Trump hinted at opportunities for additional negotiations, even while warning that reprisals would draw a like-for-like response.

Donald Trump said South Korea should pay for its own defence as he ramped up pressure on the Asian ally ahead of the imposition of a 25 per cent tariff on imports from the country.The president said it was “very unfair” that the US was paying for the defence of a successful country,

President Donald Trump issued separate letters to the president of South Korea and Japan's prime minister on Monday, saying the U.S. will start charging a 25% tariff on Aug. 1. He also sent letters to 12 other countries.

Trump says 25% tariffs coming for Japan and South Korea as trade war escalates again President Donald Trump sent out letters to nations that haven't entered into trade agreements with the U.S ...

South Korea said it will review regulations flagged by the US while pressing for an easing of sectoral tariffs after President Donald Trump sent a letter with a new August deadline for imposing 25% across-the-board levies.

Asian shares rose Tuesday after stocks on Wall Street closed broadly lower as the White House stepped up pressure on major trading partners to make deals before punishing tariffs imposed by the U.S. take effect.