Mar 15 1918 Imperial German Navy Type UB III s…

Mar 15 1918 Imperial German Navy Type UB III submarine SM UB-106 sank at Kiel, Schleswig-Holstein (54°42′N 10°09′E) with the loss of all 35 crew. She was raised on 18 March, repaired and returned to service https://t.co/5WZMWFVi9K http://twitter.com/ThisDayInWWI/status/974062415926018048