A French patrol aircraft operating in international airspace over the Baltic Sea as part of a NATO observation mission was detected by the radar of the Russian S-400 air defense system. French Defense Minister Sébastien Lecornu condemned this action,

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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,

NATO has launched a mission to safeguard critical underwater infrastructure on the Baltic Sea floor. This operation follows previous incidents involving interruptions to submarine cables, likely planned by Russia.

NATO has launched a mission to safeguard critical underwater infrastructure on the Baltic Sea floor. The operation follows previous incidents of interruptions to submarine cables, most likely planned by Russia.

By Anne Kauranen, Essi Lehto and Andreas Rinke HELSINKI (Reuters) -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 is stepping up its response over what it sees as an increasing threat to vital infrastructure in the Baltic Sea. Its new mission "Baltic Sentry" aims to protect undersea cables from sabotage after a spate of alleged attacks with a Russia-linked so-called shadow fleet involved.

NATO has launched a mission to safeguard critical underwater infrastructure on the floor of the Baltic Sea. The operation follows previous incidents of interruptions to submarine cables, most likely planned by Russia.

Why has NATO launched a new operation in the Baltic Sea? Are the sanctions against Russia by the EU and US really working? Carl Bildt, former prime minister of Sweden and co-chair of the European Council on Foreign Relations,