Some of America's closest European allies say they're already in a gray zone between peace and war with Russia.

NATO and U.S. allies try to assuage fears over bolstering Russia as the Pentagon announces a U.S. troop reduction in eastern ...

Peaceful European NATO nations that support Ukraine are repeatedly being targeted by mysterious drone incursions, and experts ...

European Commission President Ursula von der Leyen has called the incursions "hybrid warfare", and while she has not said ...