Europe would be "very vulnerable" without U.S. support, said Ed Arnold, a senior research fellow at Britain's Royal United Services Institute defense think tank.

European officials knew the president’s win would threaten the fundamental precepts of the post-World War II order. But the ...

Since Donald Trump’s return to the White House, the conflict between the US and Europe—and Germany in particular—has ...

We live in an era of multipolarity, where American hegemony is contested, and the assumptions that underpinned NATO’s ...

Speeches delivered by J. D. Vance and Pete Hegseth were not just verbal lashings of America’s allies but a wholesale ...

Ukrainian President Volodymyr Zelensky warned if Donald Trump decides to leave NATO, "The risk that Russia will occupy Europe ...

Europe faces existential questions about its security future in the wake of the Oval office blow-up between presidents ...

General Sir Richard Shirreff, a former NATO deputy supreme commander, told BBC that U.S. President Trump's plans for Ukraine ...

Presidential special missions envoy Ric Grenell reacts to President Donald Trump's news conference with France's Emmanuel ...

The alliance has played a vital role in maintaining peace in Europe since then, largely thanks to the collective defense clause in Article 5 of NATO's founding charter, which essentially says an ...

NATO members are continuing their largest combat exercises of 2025 amid concern within the 32-nation alliance over its most ...