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.

U.S. Secretary of State Marco Rubio met his Japanese and Philippine counterparts in a meeting Thursday on the sidelines of the Association of Southeast Asian Nations’ annual ministerial meetings in Malaysia. The U.S., Japan and the Philippines have been building a trilateral bloc to broaden security and economic cooperation.

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%.

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.

The Trump administration has again delayed the date when new reciprocal tariffs will go into effect, and the president threatened a 35 percent tariff on Canada.

The letter reiterated Trump’s complaints about dairy quotas, fentanyl and the U.S. trade deficit, which is mostly fueled by American refineries’ thirst for Canadian oil. His social media post caused the Canadian dollar to immediately tumble, indicating the market wasn’t expecting this escalation.

Donald Trump's insistence that "spoiled" Japan imports more US rice is adding to Prime Minister Shigeru Ishiba's problems ahead of elections that could sink his premiership after less than a

President Donald Trump announced on Monday that he is levying tariffs against South Korea and Japan beginning in August. Trump

The president warned both countries that if they retaliate with their own tariffs, the U.S. would further increase import taxes.

U.S. President Donald Trump's latest tariff delay provided some hope to major trade partners Japan, South Korea and the European Union that deals to ease duties could still be reached, while bewildering some smaller exporters such as South Africa and leaving companies with no clarity on the path forward.