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

Expanding the nuclear-sharing program to Warsaw would send a clear message to Putin: any attack on Poland would be a ...

The U.S. president’s transactional approach to diplomacy is diminishing any prospect of a just resolution to the ...

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

For decades, Europe's security architecture has heavily relied on the US-led NATO framework. Amid the current instability, Europe's contemplation of its own long-term security has deepened further.

President Donald Trump cast doubt Thursday on NATO’s commitment to defend the U.S. if attacked, despite the alliance’s ...

A peace agreement along these lines would not mean Ukrainian “surrender.” By far the greater part of Ukraine would remain ...

The president has discussed possibly favoring members of the alliance that spend a set percentage of their GDP on defense, ...

The U.S. was one of 12 nations that formed NATO following World War II to counter the threat posed by the Soviet Union to ...

NATO has a history of transforming itself to fit the geopolitical moment. Western leaders questioned the alliance’s relevance after the Cold War. So NATO took on new missions by establishing no ...

It's just days away from a proposal for the long-awaited ceasefire in Ukraine; two months ago, a truce was reached in Gaza, ...

The invasion has been characterized as the largest and deadliest conflict in Europe since World War II, resulting in ...