14th July 1918
Southern Front
French capture Austrian positions on River Devoli (Albania).
Asiatic and Egyptian Theatres
Defeat of Turks at passages of Jordan and on Abu Tellul ridges, 510 prisoners.
Aviation
Flying a Nieuport 28, the youngest son of former U.S. President Theodore Roosevelt, Second Lieutenant Quentin Roosevelt – serving as a fighter pilot in the United States Army Air Service's 95th Aero Squadron – is shot down and killed by a German fighter over Chamery, France.
Political, etc.
Provisional agreement between British and German delegates to Hague re: Prisoners of War.
Ship Losses:
Branksome Hall (United Kingdom) The cargo ship was torpedoed and sunk in the Mediterranean Sea (68 nautical miles (126 km) north west of Marsa Susa, Libya by
SM UB-105 ( Kaiserliche Marine). Her crew survived.
Djemnah (France) The passenger ship was torpedoed and sunk in the Mediterranean Sea of the coast of Libya (33°12′N 23°55′E) by
SM UB-105 ( Kaiserliche Marine) with the loss of 436 of the 754 people on board.
Hagios Zion (Greece) The sailboat was sunk in the Aegean Sea (38°20′N 25°35′E) by
SM UC-37 ( Kaiserliche Marine).
HMT Loch Tummel (Royal Navy) The naval trawler was lost on this date.
Maria José (Portugal) The sailing vessel was sunk in the Bristol Channel 25 nautical miles (46 km) south west of Lundy Island, Devon, United Kingdom by
SM UB-65 ( Kaiserliche Marine).
Maurice (France) The sailing vessel was sunk in the Atlantic Ocean off Barra Head, Outer Hebrides, United Kingdom by
SM U-98 ( Kaiserliche Marine).
SM UC-77 (Kaiserliche Marine) The Type UC II submarine struck a mine and sank in the North Sea off the coast of West Flanders, Belgium.
Waitemata (United Kingdom) The collier was torpedoed and sunk in the Mediterranean Sea 100 nautical miles (190 km) east by north of Marsa Susa (33°12′N 24°10′E) by
SM UB-105 ( Kaiserliche Marine). Her crew survived.