SIERRA HOTEL AERONAUTICS - October 27th 1981, the Soviet submarine S-363 Whiskey-class submarine of the Baltic Fleet, became famous under the designation U 137 when it suffered the extreme embarrassment of having
SIERRA HOTEL AERONAUTICS - October 27th 1981, the Soviet submarine S-363 Whiskey-class submarine of the Baltic Fleet, became famous under the designation U 137 when it suffered the extreme embarrassment of having
![Cold War Conversations Podcast 🇺🇦 on Twitter: "#OTD 1981 #Soviet whisky class submarine accidentally hit an underwater rock about 10 kilometres (6.2 miles) from the main Swedish naval base at #Karlskrona, well Cold War Conversations Podcast 🇺🇦 on Twitter: "#OTD 1981 #Soviet whisky class submarine accidentally hit an underwater rock about 10 kilometres (6.2 miles) from the main Swedish naval base at #Karlskrona, well](https://pbs.twimg.com/media/ElUg3scWMAIL3kq.jpg)