On this date: Operation Sandblast began
(WHTM) — She was, at the time, the largest, most powerful, and most expensive submarine ever built. The SSRN-586, aka the USS Triton, was the first nuclear submarine with two reactors, and the only one to ever be built outside the Soviet Union. Her shakedown cruise in 1960 was as ambitious as the ship’s design. […]
Source: yahoo.com