Pentagon officials said details were still being worked out, and experts doubted Mr. Trump’s threat of huge tariffs for Russian trading partners.

Trump’s U-Turn seems partly the result of European leaders, Rutte especially, who worked hard to develop common ground with the U.S. President. It also seems to be the result of growing irritation with Putin. Trump said Monday that Putin talks “so beautifully” when it comes to a ceasefire but “then he’ll bomb people at night. We don’t like that.”

President Trump has effectively handed Vladimir Putin an extraordinary green light: 50 days to finish off his brutal summer offensive in Ukraine before facing any consequences.

After European leaders stepped up military spending, President Trump aligned himself more closely with them on the war. But his tariffs threats have left bruises.

Japan expressed hope on Tuesday that U.S. President Donald Trump's announcement on a Ukraine arms deal and potential secondary tariffs on Russia would lead to a just and lasting peace between the two countries.

Donald Trump’s remarks on Ukraine on Monday were far from the biggest announcement the US president could have made. The good news for Kyiv is familiar. Trump has permitted NATO’s other members to buy American arms – a wide range of them,

White House trade adviser Peter Navarro explains President Donald Trump's 100% tariff threat on Russia if no deal with Ukraine is reached within the next 50 days.