The difficulties are frustrating Western officials trying to combat what they say is a hybrid war by Russia against ...

An associate of Vladimir Putin claims that Russia feels threatened by NATO, specifically pointing to the Baltic Sea as a ...

The alliance wants to ensure that it can monitor ship traffic near sea floor cables and other maritime infrastructure.

As Russia and the US debate Ukraine’s future, countries on the Baltic Sea are ramping up preparations for a military conflict ...

The frequency of cable incidents in the Baltic Sea has been "exceptional" in recent years, but state actors have more ...

Cinia announced the successful repair of the C-Lion1 submarine telecoms cable between Finland and Germany which was presumed damaged in January. Despite the minor cable fault, communication remained ...

Attempted sabotage on the Baltic Sea island of Gotland might have targeted its water supply over the weekend, according to ...

The formal entry of Finland and Sweden into the North Atlantic Treaty Organization (NATO) over the past two years enhanced alliance security, but it also revealed a strategic myopia: demands that each ...

WSJ unpacks the allegations of sabotage that have turned the Baltic Sea into the focal point of Moscow’s hybrid war with NATO. Photo Illustration: Louisa Naks Just after midnight on Dec. 26 ...

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Latvia's defense minister says there's room for an even bigger NATO presence in his country. The remarks come as Russia ...

On the bridge of the Estonian warship Sakala, a crew member out on patrol moves a camera, zooming in on a Panama-flagged oil tanker 300 metres away in the Gulf of Finland. The tanker, which ...