The Unknown History Of WW2 Submarines | Secrets Of War | Timeline

From silent one-man midget subs to U-boats on secret missions, both sides used secret submersibles of all shapes and sizes to conduct clandestine warfare in the war. An examination of the murky world of underwater "sneak craft" in WWII. It s like Netflix for history... Sign up to History Hit, the world s best history documentary service, at a huge discount using the code TIMELINE ---ᐳ http://bit.ly/3a7ambu You can find more from us on: https://www.facebook.com/timelineWH https://www.instagram.com/timelineWH This channel is part of the History Hit Network. Any queries, please contact owned-enquiries@littledotstudios.com