Russia has launched a submarine designed to carry the nuclear-powered, nuclear-armed Poseidon torpedo, which Moscow says will ensure the country's maritime security.

The submarine , named Khabarovsk , is classified as a "heavy nuclear-powered missile cruiser," the state-run Tass news agency reported. Russian Defense Minister Andrey Belousov said the launch ceremony was a significant event for the Russian military .

Newsweek has emailed both the Russian defense and foreign ministries for comment.

Why It Matters

Last week, Russian President Vladimir Putin announced that the Poseidon torpedo had been successfully tested, claiming the weapon is unlike any other in the world and has far greater power than the country's most advanced intercontinental ballistic missiles.

Russia 's

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