Two years before the Cold War ended with the fall of the Soviet Union in 1991, there was a peculiar accident involving a Soviet Navy’s nuclear submarine and a torpedo. The K-178 was a Hotel I-class submarine. The nuclear-powered warship was developed in the late 1950s by the Soviet Navy and was still in service as a training unit. In 1989, a K-178 submarine was hit by a friendly torpedo and returned to base with the missile still stuck in its hull.Following a modest career, the submarine would be forever remembered for a reckless human accident that could have ended in tragedy…