Video: WW2: Another good German weapon: The Little-Known German S-Boot
What the Germans lacked in numbers they made up for with ground-breaking innovation:
https://www.youtube.com/watch?v=gVx81XzI8Ak
What the Germans lacked in numbers they made up for with ground-breaking innovation:
https://www.youtube.com/watch?v=gVx81XzI8Ak