Comments by "Ben Wilson" (@benwilson6145) on "The First Hunter Killer Submarines; The R-Class of World War One" video.

  1. They did, sinking U Boats off Norway including the first underwater to underwater kill.
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  2.  @ross.venner  I think that new solutions had appeared mainly in the form of aircraft and radar? My opinion only. Sitting in a submarine off an an enemy coast could be hazardous to your health.
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