NATO Launches Baltic Sentry to Protect Undersea Infrastructure in Baltic Sea

NATO has launched a major maritime security operation called “Baltic Sentry” in response to a series of suspicious incidents targeting critical undersea infrastructure in the Baltic Sea.

The operation was announced by NATO Secretary General Mark Rutte during the Baltic Sea NATO Allies Summit in Helsinki, where he was joined by Finnish President Alexander Stubb and Estonian Prime Minister Kristen Michal.

“By working together with all Allies, we will do what it takes to ensure the safety and security not only of our critical infrastructure but of all that we hold dear,” Rutte declared at the summit.

The operation comes in the wake of multiple incidents targeting undersea infrastructure. Most recently, on December 25, 2024, the Estlink 2 power cable and four telecommunications lines between Finland and Estonia were damaged, leading …