2nd August 1918
Western Front
French re-take Soissons.
Germans retreating to River Vesle.
Eastern Front
Pro-Entente revolution in Archangel. Anti-Bolshevik forces, with Allied naval and aerial support, take the city of Arkhangelsk, Russia from the Soviets.
Asiatic and Egyptian Theatres
Turks occupy Urmia, north-west Persia.
Naval
British 20th Destroyer Flotilla wanders into a German minefield in the Heligoland Bight, resulting in the sinking of the
HMS Vehement and the
HMS Ariel, resulting in around 97 deaths.
HMS Vehement
Political, etc.
Japanese Government decides to act with U.S.A. in sending troops to Vladivostok.
Ship Losses:
HMS Ariel (Royal Navy) The Acheron-class destroyer struck a mine at the western end of the Heligoland Bight and sank with the loss of 49 of her 70 crew.
Dornfontein (Canada) The four-masted auxiliary schooner was set afire in the Atlantic Ocean 25 nautical miles (46 km) west north west of Brier Island, Nova Scotia by
SM U-156 ( Kaiserliche Marine). She was towed in to port but was a total loss.
Flevo X (Netherlands) The sailing vessel was sunk in the North Sea 40 nautical miles (74 km) east of the Shipwash Lightship ( United Kingdom) by
SM UB-104 ( Kaiserliche Marine).
Floréal (French Navy) The Pluviose-class submarine collided with the armed boarding steamer
HMS Hazel ( Royal Navy) and sank in the Aegean Sea.
Malvina (United Kingdom) The cargo ship sank in the North Sea 1 nautical mile (1.9 km) north north east of Flamborough Head, Yorkshire with the loss of fourteen of her crew.
Portugal (Belgium) The cargo ship was sunk in the Atlantic Ocean 4 nautical miles (7.4 km) west north west of Trevose Head, Cornwall, United Kingdom (50°32′N 5°07′W) by
SM U-113 ( Kaiserliche Marine).
Remke (Netherlands) The sailing vessel was shelled and sunk in the North Sea 55 nautical miles (102 km) west north west of the Hoek van Holland, South Holland by
SM UB-104 ( Kaiserliche Marine).
HMT Scania (Royal Navy) The naval trawler was lost on this date.
T-15 (Soviet Navy) The T-13-class minesweeper was shelled and sunk at Archangelsk by
Prince Pozharsky ( Russian Navy) White Movement. Salvaged by the Whites, repaired and returned to service.
Tokuyama Maru (Japan) The cargo ship was sunk in the Atlantic Ocean off the east coast of the United States (39°12′N 70°23′W) by
SM U-140 ( Kaiserliche Marine).
HMS Vehement (Royal Navy) The V and W-class destroyer struck a mine in the Heligoland Bight and was consequently scuttled.