| Year | Month | Day | Event |
|---|---|---|---|
| 1888 | Sep | 08 | Spaniard Peral's Was The First Practical Submarine |
| 1915 | Feb | 22 | WWI: Germany Uses Subs |
| 1940 | May | 09 | U-9 Sinks Doris Near Den Helder |
| 1944 | Sep | 18 | HMS Tradewind Torpedoes Jun'yo Maru |
| 1954 | Sep | 30 | U.S. Submarine First Nuclear Powered Vessel |
| 1955 | Sep | 16 | Soviet Submarine First To Launch Ballistic Missile |
| 1959 | Jun | 09 | USS George Washington Carried Ballistic Missiles First |
| 1960 | Apr | 25 | USS Triton Traverses Globe While Submerged |
| 1968 | May | 22 | USS Scorpion Submarine Sinks |
| 1970 | Mar | 04 | French Submarine Explodes; All Hands Lost |
| 1989 | Apr | 07 | Komsomolets Sinks In Barents Sea |