Russia’s Kilo-class submarines may be Cold War designs, but they remain at the core of Moscow’s conventional undersea fleet. ...

Despite the fact that the navy vessels are some of Russia's most lethal, the Kremlin says the US has no cause for concern.

Key Points and Summary - Russia's submarine fleet remains "arguably second only to the United States," built on a formidable nuclear deterrent of 15 SSBNs, including the new Borei-A class. -It is ...

Russia is developing a new type of nuclear submarine to boost its defenses as it faces sanctions and the fast upgrades of ...

Russia confirms the development of a fifth-generation nuclear submarine, aiming to enhance its undersea deterrent amid NATO advancements and sanctions.

Ukraine's internal security agency said the attack damaged and disabled a Russian Kilo-class submarine in the port city of ...

A British naval supply ship with an on-board helicopter was deployed to track the stealthy Kilo-class submarine Krasnodar, the Royal Navy said.

The Ukrainian military says it has blown up a $400m Russian submarine in an unprecedented attack on the Russian navy’s most important remaining Black Sea base located in Novorossiysk. The strike marks ...

THIS is the incredible moment Ukrainian forces sink a Russian submarine with a sea drone for the first time in history.

A Russian submarine was discovered escorting the Yantar while it examined a gas pipeline running between Britain and Ireland ...

Ukrainian navy spokesperson Dmytro Pletenchuk said the operation to hit a submarine, the most difficult target to hit, marked ...