Ukraine's SBU intelligence service struck a Russian "Project 636 Varshavyanka" submarine in Novorossiysk with an underwater drone.

An extremely impressive feat, which demonstrates once again the reach of Ukraine's umanned systems. https://t.co/e7xvmYYBik

— Jimmy Rushton (@JimmySecUK) 15 décembre 2025

Ukraine's SBU intelligence service struck a Russian "Project 636 Varshavyanka" submarine in Novorossiysk with an underwater drone. An extremely impressive feat, which demonstrates once again the reach of Ukraine's unmanned systems.

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