Ukraine’s president has warned the days of guaranteed US support for Europe are over, as he urged the continent to band together to create a united army and foreign policy. Volodymyr Zelensky ...

Ellie Cook is a Newsweek security and defense reporter based in London, U.K. Her work focuses largely on the Russia-Ukraine war, the U.S. military, weapons systems and emerging technology.

The question for European leaders now is: what can any of them do about it? A hastily organized meeting in Paris, for now short on details in terms of attendance, is a measure of their concern as ...

Remarks by Vice President JD Vance and Defense Secretary Pete Hegseth are fueling concerns that the U.S. will move away from Europe and align with Moscow. By Paul Sonne Reporting from Berlin ...

BRUSSELS (AP) — Increasingly alarmed that US security priorities lie elsewhere, a group of European countries has been quietly working on a plan to send troops into Ukraine to help enforce any ...

Humans hate change. Whether out of fear or pure laziness for having to learn something new, people in this world have been wary of change since the first cavewoman asked her caveman to move out of ...