Russia is "the main actor" in hybrid attacks on the alliance, said a senior NATO official following a spate of incidents.

Estonia's defence minister on Wednesday said ships may have to pay a fee to use the Baltic Sea to cover costs of protecting ...

Nato countries have stepped up patrols to protect critical underwater infrastructure in the Baltic Sea, which is bordered by ...

Shipping firms may need to pay a fee to use the Baltic Sea, one of the world's busiest shipping routes, in order to cover the ...

On Sunday, an undersea cable ferrying data between Sweden and Latvia was damaged, most likely as a result of an external ...

The Danish PM's tour of three capitals betrayed the nervousness felt in Denmark over Trump's repeated comments.

NATO is deploying eyes in the sky and on the Baltic Sea to protect cables and pipelines that stitch together the nine ...

There has been a sharp rise in damage to undersea cables in the Baltic, with at least 11 incidents reported since October ...

Olaf Scholz also said that EU leaders would discuss issues related to the establishment of a more powerful European defense industry at a summit on February 3 ...

NATO is deploying eyes in the sky and on the Baltic Sea to protect cables and pipelines that stitch together the nine ...

The Baltic Sea region is on high alert as fears grow that Russia could target undersea cables as part of a wider campaign of so-called "hybrid warfare".