Crew on board an oil tanker accused of sabotaging undersea power and communications cables in the Baltic Sea were poised to cut other cables and pipelines when Finnish authorities boarded the vessel last month,

The Baltic Sea operation in the region bordering Russia comes as European fears of sabotage mount after a string of disruptions to underwater cables.

NATO is launching a new mission to protect undersea cables in the Baltic Sea region after a string of incidents that have heightened concerns about possible Russian activities, the alliance’s leader said.

NATO countries will deploy frigates, patrol aircraft and naval drones in the Baltic Sea to help protect critical infrastructure and reserve the right to take action against ships suspected of posing a security threat,

NATO Secretary-General Mark Rutte announced on Tuesday a new mission, dubbed Baltic Sentry, to safeguard undersea cables in the Baltic Sea region.

Sweden's government says the country will contribute up to three warships to a NATO effort to increase the alliance’s presence in the Baltic Sea as it tries to guard against sabotage of underwater infrastructure.

The NATO military alliance said Tuesday it would launch a Baltic Sea monitoring mission following the suspected sabotage of undersea cables in recent months.

On Wednesday, the NATO Naval Command announced that two ships would be deployed to the Gulf of Finland as part of the new Baltic Sentry mission, established at Tuesday's meeting of Alliance representatives in Helsinki.

As many as 30 international cables are laid on the bottom of the Baltic Sea, including crucial energy bridges and telecommunication connections vital for security. Additionally, there are six gas pipelines.