Finnish defence minister Antti Hakkanen said his country was "stepping up its undersea surveillance in the Gulf of Finland and Baltic Sea". Nato has increased air and sea patrols in the Baltic Sea ...

This is an urgent wake-up call for all of us ... NATO will bolster its military presence in the Baltic Sea in response, the Western alliance's secretary general, Mark Rutte, said on Friday.

The incident is deemed a wake-up call highlighting threats posed by Russian ships that may compromise environmental and security interests in the Baltic Sea. Germany said on Saturday the suspected ...