It’s a new day in Europe. Gone are the halcyon years of unshakeable American commitment to Europe’s defense against Russia.

The director of a NATO research group told BI the crisis scenario she's most worried about at present.

Canada and Portugal have expressed willingness to explore alternatives to the F-35 stealth fighter as President Donald Trump ...

NATO countries France and the United Kingdom want to provide military assistance to Kiev, despite the fact that Russia ...

President Donald Trump has long advocated for NATO allies to ramp up defense spending to between 2% to 5% gross domestic ...

NATO Secretary General Mark Rutte said relations with Russia should eventually be normalized once the fighting ends in ...

European countries have broadly tried to wean themselves off a dependence on Russian oil in the more than three years since ...

NATO Secretary-General Mark Rutte is praising President Donald Trump for motivating fellow transatlantic alliance members to ...

Confidence in America's role in safeguarding its allies in Europe is wavering, while Washington has launched into a trade war ...

We’re at a moment in time where everything is important, we’re lacking everything, and so we have to be quite astute,” said ...

U.S. President Donald Trump and NATO Secretary-General Mark Rutte met Thursday to discuss current events affecting the United ...

With all eyes on a possible ceasefire in the war in Ukraine, NBC News’ Richard Engel speaks with Ukrainian soldiers.