Feb 14 1918 Imperial German Navy sub SM UB-57 …

Feb 14 1918 Imperial German Navy sub SM UB-57 sinks 2 British ships:
Cargo ship Carlisle Castle sunk in English Channel with loss of a crew member
Cargo ship War Monarch sunk in English Channel (50°46′N 0°43′E) Her crew survived
https://t.co/cKU3h7y36j https://t.co/iAhs3V417s http://twitter.com/ThisDayInWWI/status/963949657255682048