12th May 1918
Western Front
Quiet on all sectors; artillery duel on right bank of Meuse.
Between 6-12 May B.A.F. contingents from Dunkirk attack Zeebrugge and Ostend continuously.
Eastern Front
In eastern Siberia, Colonel Semenov's forces, acting against Bolsheviks, move west from Manchurian border towards Lake Baikal.
Southern Front
British airmen make raids in Balkans and bomb aerodrome at Drama.
Naval base of Cattaro successfully bombed by Italians.
Asiatic and Egyptian Theatres
Successful Arab raids on Hejaz railway line and the Turkish defences round Maan.
Naval and Overseas Operations
Italian destroyers attack enemy convoy off Durazzo; sink a transport.
German submarine SM U-103 attempts to sink the troopship HMT Olympic (sister ship of the Titanic). Instead, the Olympic rams and sinks the U-103.
Olympic in dazzle camouflage.
Political, etc.
The Kaiser and Emperor Charles confer at German headquarters.
Ship Losses:
Haslingden (United Kingdom) The cargo ship was torpedoed and sunk in the North Sea 7 nautical miles (13 km) off Seaham, County Durham by
SM UB-21 ( Kaiserliche Marine) with the loss of eleven of her crew.
Inniscarra (United Kingdom) The passenger ship was torpedoed and sunk in the Atlantic Ocean 10 nautical miles (19 km) south east of Ballycottin Island, County Cork by
SM U-86 ( Kaiserliche Marine) with the loss of 28 of her crew.
Kong Raud (Norway) The trawler was sunk in the Barents Sea 32 nautical miles (59 km) north east of Svyatoy Nos, Russia by
SM U-22 ( Kaiserliche Marine). Her crew survived.
Omrah (United Kingdom) The passenger ship was torpedoed and sunk in the Mediterranean Sea 40 nautical miles (74 km) south by west of Cape Spartivento, Sicily, Italy by
SM UB-52 ( Kaiserliche Marine) with the loss of a crew member.
Pax (France) The coaster was torpedoed and sunk in the Mediterranean Sea 7 nautical miles (13 km) off Cape Camarat, Var 43°08′N 6°42′E by
SM UC-35 ( Kaiserliche Marine) with the loss of fifteen of her crew.
Tennes (Norway) The trawler was sunk in the Barents Sea 20 nautical miles (37 km) north east of Svyatoy Nos by
SM U-22 ( Kaiserliche Marine).
Togo (Italy) The cargo ship was torpedoed and sunk in the Mediterranean Sea (43°10′N 6°36′E) by
SM UC-35 ( Kaiserliche Marine) with the loss of a crew member.
SM U-103 (Kaiserliche Marine) The Type U 57 submarine was rammed and sunk in the Atlantic Ocean (49°16′N 4°51′W) by
Olympic ( United Kingdom) with the loss of nine of her 40 crew. Survivors were rescued by
USS Davis ( United States Navy).
SM UB-72 (Kaiserliche Marine) The Type UB III submarine was depth charged and sunk in the English Channel (50°08′N 2°41′W) by
HMS D4 ( Royal Navy) with the loss of 34 of her crew.
Vea (Norway) The trawler was sunk in the Barents Sea 20 nautical miles (37 km) east north east of Svyatoy Nos by
SM U-22 ( Kaiserliche Marine). Her crew survived.
Vimiera (United Kingdom) The cargo ship was torpedoed and sunk in the Mediterranean Sea 16 nautical miles (30 km) west south west of Lampedusa, Italy (35°23′N 12°19′E) by
SM UC-54 ( Kaiserliche Marine). Her crew survived.