While diplomatic relations between the United States and Russia are at a post-Cold War low, the U.S. and its NATO allies ...

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

Russian aircraft were intercepted over the Alaska ADIZ and the Baltic Sea hours after Trump suggested NATO should shoot down intruding jets. Two formations of Russian aircraft have been intercepted ...

EU/NATO states are weighing a blockade or port denial strategy in the Baltic to counter Russia’s hybrid warfare and dark fleet operations. Denial measures—insurance restrictions, STS policing, and ...

Boosting NATO's presence close to Denmark sends "a message of assurance and cohesion within the Alliance," a spokesperson said. Another NATO vessel has been sent to Denmark as part of the alliance's ...

NAPLES, Italy — A U.S. Navy destroyer is operating in the Baltic Sea as part of a NATO mission that is adding air defense to its underwater focus as the alliance confronts repeated unidentified drone ...

Russian aerial incursions and "shadow fleet" vessels are deepening NATO concern. LONDON -- Vaindloo island, a tiny rocky outcrop in the Gulf of Finland, is serving as an unlikely barometer for rising ...

MILAN — NATO officials have been tracking a decrease in Russia’s naval presence in the Mediterranean, which officials have attributed to readiness problems and the Baltic Sea and High North regions ...

Sweden's armed forces said Wednesday they were following a Russian submarine that entered the Baltic Sea a day earlier, amid mounting tensions in the region. "A Russian submarine entered the Baltic ...

The United States has reportedly deployed military aircraft capable of hunting submarines and spying to Norway and conducted missions near Russia's territory in the Baltic Sea. Newsweek has contacted ...