What You Need to Know: The 2000 sinking of the Russian submarine Kursk in the Barents Sea remains one of the worst naval disasters in Russian history.
-The nuclear-powered Oscar II-class submarine sank after a torpedo exploded in its weapons room during a naval exercise, killing 118 crew members. While 23 sailors initially survived in a rear compartment, they perished due to slow and inadequate rescue efforts by the Russian Navy, which even refused early offers of Western assistance.
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