President Trump on Monday said the U.S will impose 25% tariffs on goods from South Korea and Japan by August 1, while the U.S. also threatened to hit five other nations with import duties of up to 40% by next month.

President Donald Trump will impose 25% tariffs on Japan and South Korea next month, prolonging the “Liberation Day” duty pause on those two allies amid trade negotiations. Trump announced the tariffs in letters to Japanese Prime Minister Shigeru Ishiba and South Korean President Lee Jae-myung on Monday.

President Donald Trump plans to impose a 25 percent tariff on goods imported from South Korea and Japan. The levy will go into effect on August 1st, which is when the Trump administration will begin enforcing sweeping tariffs on a wider swath of countries that fail to reach a trade agreement with the US.