BRUSSELS — NATO is launching a new mission to protect undersea cables in the Baltic Sea region after a string of incidents in the Baltic that have heightened concerns about possible Russian activities ...

Russia has adopted new legislation adjusting its territorial sea borders in the Baltic, the country’s state-run Tass news agency reported early on Friday. According to a news item on the Tass Telegram ...

Leaders around the Baltic Sea reacted warily on Wednesday to reports of Russia potentially revising the borders of its territorial waters in the region. Lithuania's foreign minister labeled it as an ...

Leaders around the Baltic Sea reacted warily Wednesday to reports that Russia could revise the borders of its territorial waters in the region, with Lithuania’s foreign minister calling it an “obvious ...

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

The south-western Baltic Sea has about 3,000 kilograms of dissolved toxic chemicals released from unexploded ordnance, according to a new study. The substances were detected in almost all water ...