Wolfpack Killers - U-Boat Tactics - WW2 Special

German U-Boats were a big threat to Allied shipping across the Atlantic. New inventions and tactics triggered a race to outsmart the opponent, dramatically changing the tides of the Battle of the Atlantic every few months. Join us on Patreon: Or join The TimeGhost Army directly at: Check out our TimeGhost History YouTube Channel: Follow WW2 day by day on Instagram @ww2_day_by_day -https:/