Fast, wooden-hulled torpedo boats the Allies dubbed 'E-boats' (for Enemy), they raided coastal convoys and shipping lanes at night at speeds over 40 knots; in April 1944 a pack of E-boats attacked an American D-Day rehearsal off Slapton Sands, killing over 700 servicemen.
Schnellboot S-1 in 1932 a few months before being delivered by the Luerrsen shipyards in Bremen Vegesack to the Reichsmarine. Development of the boat started in 1929. 27.03 meters long for a 40,4-ton displacement when fuDean Obric · CC BY-SA 4.0 · sourceThe boat was commanded at that time by Oberleutnant zur See Kurt Fimmen and operating with the 1st S-Boote flotilla based in Ijmuiden, Holland. The S-26 was sunk along with the S-40 and S-72 by Soviet fighter-bombers on Dean Obric · CC BY-SA 4.0 · sourceSchnellboote-701Dean Obric · CC BY-SA 4.0 · source