23rd July 1917
Western Front
Numerous raids by British and Canadians.
Eastern Front
Russian undisciplined retreat in Galicia continues on a front of 150 miles; fall of Halicz. Stanislau evacuated.
Russian diversion at Dvinsk and Smorgon followed by voluntary withdrawal of troops.
Romanian front: Russo-Romanian success, 2,000 prisoners, 57 guns taken.
Political, etc.
President Wilson bans “disorderly” saloons and resorts within a 5-mile radius of any military camp.
U.S. provides Russia with a new $75 million loan, signaling faith in the Russian Government despite recent defeats & instability.
The Kingdom of Siam (Thailand) declares war against Germany and Austria-Hungary.
Ship Losses:
Ashleigh (United Kingdom) The cargo ship was torpedoed and sunk in the Atlantic Ocean 290 nautical miles (540 km) south west of the Fastnet Rock by
SM U-54 ( Kaiserliche Marine). Her crew survived.
Frithjof (Norway) The cargo ship was sunk in the Atlantic Ocean off Cape Prior, Spain (43°39′N 2°10′W) by
SM UC-69 ( Kaiserliche Marine). Her crew survived.
Huelva (United Kingdom) The collier was torpedoed and sunk in the Atlantic Ocean 270 nautical miles (500 km) south west of the Fastnet Rock by
SM U-54 ( Kaiserliche Marine). Her crew survived.
HMML 474 (Royal Navy) The motor launch was lost in the Mediterranean Sea on this date.
HMS Otway (Royal Navy) The armed merchant cruiser was torpedoed and sunk in the Atlantic Ocean north of the Butt of Lewis, Outer Hebrides (58°54′N 6°28′W), by the submarine
SM UC-49 ( Kaiserliche Marine) with the loss of ten of her crew.
Vanland (Sweden) The cargo ship was damaged by shelling in the North Sea off Whitby, Yorkshire, United Kingdom by
SM UB-21 ( Kaiserliche Marine). She was beached, but attacked again from the u-boat, this time with a torpedo. Broke in half and was a total loss.