Congress passed legislation that a president cannot unilaterally withdraw from NATO, setting up a major legal fight if Trump tries to pull the US out.
Lithuania is to increase its defense spending to between 5 percent and 6 percent of its GDP from 2026, matching Trump's target.
The transatlantic alliance reached a milestone in 2024 when all non-U.S. NATO allies spent the 2% target on average for the first time.
President-elect Donald Trump made numerous false claims during a wide-ranging Tuesday news conference in Florida, many of them related to foreign affairs and international trade. Here is a fact check of some of these claims.
Ralf Stegner, a member of Germany's Social Democratic Party, called Trump's comments "delusional and truly insane." Poland has backed Trump's demand.
Among the issues likely to be explored at the World Economic Forum this week is the future of Ukraine and its impact on Europe.
As Donald Trump prepares for his inauguration, we break down how the Trump administration will impact the UK. Trump will officially become president of the United States at the inauguration ceremony on Monday, January 20. This will be the second time he will become president after first serving from 2016-2020.
Will Donald Trump Scrap Pakistan's Status as a "Major Non-NATO Ally"?  | Vantage with Palki Sharma A US congressman has introduced a bill demanding that Pakistan's status as a "Major Non-NATO ally" be scrapped.
US President-elect Donald Trump wants members of the NATO military alliance to devote five percent of their national output to defence, a demand that has already been rejected as too high by German Chancellor Olaf Scholz.
Trump has gloated over making Canada the 51st state of the union, threatening to use "economic force." Here's what to keep in mind if that were to happen.