N.J., is on a marathon Senate floor speech against the Trump administration and is nearing 20 hours with official business ...

U.S. Secretary of State Marco Rubio will reportedly meet with Danish Foreign Minister Lars Løkke Rasmussen on the sidelines ...

The U.S.’s call for Europeans to spend more on militaries prompts talk of changing the rules for what counts as military ...

Finnish President Alexander Stubb said U.S. President Donald Trump had become impatient with Russia over a Ukraine ceasefire.

When Belgium's Willy Claes took over as NATO secretary general in 1994, Bill Clinton was US president, the Cold War had ended ...

The details of the tariffs are still unclear, which is one reason the markets are so on edge. Political leaders are on edge ...

NBC News joined a NATO flotilla as it sailed the icy sea hunting Russian saboteurs accused of targeting undersea cables.

President Donald Trump has repeatedly threatened to leave the NATO alliance should member states fail to increase defensive ...

Senior Trump administration officials have discussed in recent days the likelihood that the U.S. will be unable to secure a ...

Former President Trump rejects Zelensky's NATO membership offer, affecting Ukraine's aspirations for military alliance ...

Kyiv minerals deal must comply with European law after Ukrainian minister Andrii Sybiha said work is continuing towards an ...

Trump, famously critical of the alliance the U.S. had led for decades, has already cast doubt across Europe on how reliable ...