Until World War I, use of submarines in world navies was limited. #OTD in 1917, USS Fanning (DD 37) became the first United States Navy ship to sink a German U-boat submarine. This diary was used onboard Fanning and mentions the specific attack on the German vessel.
The German improvements in undersea warfare was a campaign of unrestricted warfare against all merchant shipping. This policy was one of the events that drew the United States further into World War I.
#nmusn #navymuseumfromhome #navyfirsts #WW1 #uboat #ussfanning
[NHHC Art Branch, Oil on Canvas, Edwin Simmons; 1920,
Accession #: 1945-106-C]