Jul 14 1918 Imperial German Navy Type UC II su…

Jul 14 1918 Imperial German Navy Type UC II submarine SM UC-77 struck a mine and sank in the North Sea off the coast of West Flanders, Belgium https://t.co/zmBfW1Bm2h https://t.co/nDGEiUDng1 http://twitter.com/ThisDayInWWI/status/1017887868604170241