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Hit and sunk. Ukrainian drones hit a Russian submarine

2025-12-15 18:34

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2025-12-15 18:34

Underwater drones of the Security Service of Ukraine (SBU) struck for the first time a Russian Warszawianka-class submarine worth at least $400 million; the operation was carried out in Novorossiysk, the SBU press service reported on Monday. In addition, the Ukrainian army attacked the Astrakhan Gas Processing Plant.

Hit and sunk. Ukrainian drones hit a Russian submarine
Hit and sunk. Ukrainian drones hit a Russian submarine
photo: Vitaliy Ankov / CC-BY-SA 3.0 / / Wikipedia.org

“The Security Service of Ukraine carried out another unique special operation and organized a naval 'cotton' (explosion – PAP) in the port of Novorossiysk. For the first time in history, Sub Sea Baby underwater drones hit the Russian project 636.3 Warshavyanka submarine (NATO classification – Kilo). As a result of the explosion, the unit suffered critical damage and was actually put out of use,” wrote the SBU press service in the messenger. Telegram, attaching a recording to the entry showing the effects of the attack

According to media reports, the submarine contained four Kalibr cruise missile launchers, which Russia uses to launch attacks on Ukrainian territory. “It was a joint operation of the 13th Main Directorate of Military Counterintelligence of the SBU and the Naval Forces of Ukraine,” the statement said.

The cost of the Warszawianka-class submarine is approximately USD 400 million. The SBU emphasized that – taking into account the international sanctions introduced – building a similar unit may currently cost Russia up to $500 million. The SBU noted that submarines of this class are also known as “Black Hole” due to the hull's ability to absorb sound and remain invisible to sonars.

The SBU recalled that the ship was in the port of Novorossiysk due to the successful special operations of the Sea Baby overwater naval drones, which forced Russian ships and submarines to leave the Sevastopol Bay in Russian-occupied Crimea.

In addition, “a gas processing plant in Astrakhan was hit. (…) Explosions and a massive fire were reported at the plant. The scale of damage is being determined,” the General Staff of the Armed Forces of Ukraine announced in the Telegram messenger.

According to the staff, the Astrakhan Gas Processing Plant is one of the key enterprises in the Russian oil and gas industry. Every year, up to 3.5 million tons of sulfur are processed there and used to produce explosives.

The Ukrainians also attacked oil and gas platform

Long-range drones of the Special Operations Center “Alpha” of the Security Service of Ukraine (SBU) attacked the Russian oil and gas platform in the Caspian Sea, owned by Lukoil-Nizhnevolzhskneft, for the third time in the last week, a source in the SBU told Interfax-Ukraine on Monday.

“This time, the platform at the Korchagin oil and gas field was hit. As a result of the SBU drone attack, critically important equipment at the facility was damaged. Production processes were suspended,” an SBU source said on Monday.

He recalled that on December 11 and 12, SBU drones attacked mining platforms. Filanowski and Korchagin. I will deposit them Filanovsky is one of the largest discovered in Russian waters of the Caspian Sea and in all of Russia. Its reserves amount to 129 million tons of oil and 30 billion cubic meters of gas. The extracted raw material was exported using the transmission network of the Caspian Pipeline Consortium.

“The SBU continues to take active measures to limit the inflow of oil dollars into the budget of the Russian Federation, and thus the possibility of financing the war against Ukraine. No Russian facility that works for the war is safe, regardless of its location,” assured a source in the SBU. (PAP)

From Kiev Iryna Hirnyk (PAP)

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Ashley Davis

I’m Ashley Davis as an editor, I’m committed to upholding the highest standards of integrity and accuracy in every piece we publish. My work is driven by curiosity, a passion for truth, and a belief that journalism plays a crucial role in shaping public discourse. I strive to tell stories that not only inform but also inspire action and conversation.

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