17th July 1918
Western Front
East of Reims French defeat Germans south of Prunay.
South-west of Reims French retake and lose Montvoison.
South-east of Villers-Bretonneux Australians advance line.
30 German divisions engaged.
Naval
RMS Carpathia, the ship known for saving survivors of the Titanic and currently used as a troop transport, is sunk by the German submarine U-55, resulting in 5 deaths.
Political, etc.
General Pershing, commanding U.S. Army, made G.C.B., and Generals Bliss and March G.C.M.G.
Ship Losses:
RMS Carpathia (United Kingdom) The troopship was torpedoed and sunk in the Celtic Sea 170 nautical miles (310 km) west by north of the Bishop Rock, Isles of Scilly (50°25′N 10°49′W) by
SM U-55 ( Kaiserliche Marine) with the loss of five of the 280 people on board. Survivors were rescued by
HMS Snowdrop ( Royal Navy).
Harlseywood (United Kingdom) The cargo ship was torpedoed and damaged in the Atlantic Ocean south west of Hartland Point, Devon by
SM U-60 ( Kaiserliche Marine). She was beached but was later refloated.
Saint Georges (France) The coaster was torpedoed and sunk in the Atlantic Ocean 15 nautical miles (28 km) south west of Hartland Point (50°47′N 4°38′W) by
SM U-60 ( Kaiserliche Marine). Her crew survived.