The K-222 submarine, a Soviet Project 661 Anchar class vessel, was launched in 1969. It was notable for being one of the fastest submarines ever built, capable of reaching speeds of over 44 knots. The submarine was designed for anti-ship warfare and could carry a variety of torpedoes and missiles. K-222 was equipped with advanced technology for its time, including a titanium hull that provided strength and reduced weight. It served in the Soviet Navy until its decommissioning in the early 1990s, reflecting the technological advancements of the Cold War era in submarine design.