The Estonian navy detained an oil tanker in the Baltic Sea on Friday and boarded the vessel to inspect its legal status and safety, the country's prime minister said.

NATO members carried out large-scale naval drills in the Black Sea region, in one of the largest Romania-led exercises of the ...

The most pressing threat to Northern European nations is Russia’s and China’s gray zone threats on undersea lines of communication, senior NATO navy leaders said Monday. The attacks have prompted ...

Ukrainian Navy officers and business owners in the port city pondered what Kyiv could gain from a truce after it pushed back ...

The following is the full transcript of an interview with NATO Secretary General Mark Rutte, which will air on "Face the ...

The assignment was part of a new program aimed at suspected Russian sabotage. None has occurred since NATO began patrols.

A research team led by the Leibniz Institute for Baltic Sea Research Warnemünde (IOW) was able to revive dormant stages of algae that sank to the bottom of the Baltic Sea almost 7,000 years ago.

The question came as discussions continued over a mooted Black Sea ceasefire, with Russia ... NATO members along the eastern flank of the 32-member alliance, particularly Poland and the Baltic ...

ON THE BALTIC SEA — The crew of ... alongside wrecks from World War II. NATO has accused Russia of waging “hybrid warfare” on both land and sea — covert acts of sabotage big enough ...