Key Points and Summary - Russia’s Kilo-class diesel-electric submarines—especially the modernized Project 636.3/636.6 variants—remain central to Moscow’s naval posture because they are quiet, proven, ...

Add Yahoo as a preferred source to see more of our stories on Google. Ukraine's internal security agency said it used an underwater drone to damage a Russian submarine. The agency described the attack ...

Ukraine claims it used a previously undisclosed underwater drone to strike a Russian Kilo-class submarine in Novorossiysk, and the implications go far beyond one target. This breakdown explains how an ...

The Security Service of Ukraine (SBU) said it disabled a Russian surveillance plane at an airfield before launching its claimed drone strike on a Kilo-class submarine. The SBU last week released ...

Twenty-four Kilo-class submarines were operated by the Soviet Union, of which eleven are still operated by Russia. One was sold to Poland, which remains operational, but another, sold to Romania, is ...

January 21, 2026: A month ago Ukraine used a new submarine version of their Sea Baby naval drone to attack a Russian Kilo Class submarine in the port of Novorossiisk on the east coast of the Black Sea ...

The Italian Navy is monitoring a Russian submarine group in the central Mediterranean, part of NATO’s ongoing surveillance ...

Submarine 186 Da Nang is the fifth of six Varshavyanka 636.1-class submarines that Vietnam ordered from Russia under a ...

Russia’s Kilo-class and Yasen-class submarines are likely considered as a massive, high-tech threat by the Pentagon and China’s growing fleet of Jin-class ballistic missile submarines are acquiring ...

Da Nang of Brigade 189, Vietnam People’s Navy, docked at Cam Ranh after a nearly two-month voyage from Russia.

Ukraine's internal security agency said it used an underwater drone to damage a Russian submarine. The agency described the attack as a first, potentially signaling a new chapter in drone warfare.