NATO countries sharing the strategically important Baltic Sea with Russia have boosted their presence there and are beefing up their navies.

Slovak Prime Minister Robert Fico traveled to Moscow despite the Baltic countries' ban on allowing his plane to pass through.

Estonian authorities detained and boarded a ship in the Baltic Sea that belongs to Russia’s shadow fleet ... and have even mulled sinking them. Estonia’s parliament approved a new law Wednesday ...

Finland has announced its support for the EU’s new action plan aimed at improving the security and resilience of submarine cables, citing the strategic importance of the Baltic Sea.

Estonian Navy Detains Russia-Bound Oil Tanker in Baltic Sea By Andrius Sytas VILNIUS (Reuters) -The Estonian navy detained and boarded a Russia-bound oil tanker on an EU sanctions list on Friday ...