26th February 1918
Western Front
American trenches near Toul, France are hit by German gas shells for the first time, resulting in at least 5 deaths and 80 injuries.
Asiatic and Egyptian Theatres
Patrols reach Rujm el Bahr (at northern end of Dead Sea, two miles east of mouth of Jordan).
Naval and Overseas Operations
Hospital ship "Glenart Castle", outward bound, torpedoed in Bristol Channel. 162 lost.
Political, etc.
Lawlessness in Ireland; additional troops sent to aid police.
Foreign ambassadors in Petrograd prepare to leave the city as the German offensive continues to advance towards the Soviet capital.
Ship Losses:
USS Cherokee (United States Navy) The tug foundered in the Atlantic Ocean off the Fenwick Island Lightship ( United States Navy) with the loss of 32 of her 42 crew. Survivors were rescued by
British Admiral ( United Kingdom).
Dalewood (United Kingdom) The collier was torpedoed and sunk in the Irish Sea 10 nautical miles (19 km) south west of the Isle of Man (53°48′N 5°09′W) by
SM U-105 ( Kaiserliche Marine) with the loss of nineteen crew.
Eumaeus (United Kingdom) The cargo ship was torpedoed and damaged in the English Channel 24 nautical miles (44 km) north north east of Île Vierge, Finistère, France by
SM U-55 ( Kaiserliche Marine). She was taken in tow by
HMS Crocus ( Royal Navy and was scuttled by that ship after the tow parted. Her crew survived.
HMHS Glenart Castle (Royal Navy) The hospital ship was torpedoed and sunk in the Bristol Channel 10 nautical miles (19 km) west of Lundy Island, Devon (51°07′N 5°03′W) by
SM UC-56 ( Kaiserliche Marine) with the loss of 162 lives.
Greavesash (United Kingdom) The collier was torpedoed and sunk in the English Channel 10 nautical miles (19 km) north east of Cape Barfleur, Manche, France by
SM UB-74 ( Kaiserliche Marine) with the loss of eight of her crew.
Maltby (United Kingdom) The collier was torpedoed and sunk in the Mediterranean Sea 10 nautical miles (19 km) west by south of Pantelleria, Italy by
SM UC-27 ( Kaiserliche Marine) with the loss of five of her crew.
Mouche (France) The sailing vessel was sunk in the English Channel 25 nautical miles (46 km) south east of The Lizard, Cornwall, United Kingdom by
SM U-55 ( Kaiserliche Marine).
Pytheas (Norway) The cargo ship was sunk in the Mediterranean Sea 40 nautical miles (74 km) south by east of Cape Palos, Murcia, Spain by
SM U-35 ( Kaiserliche Marine) with the loss of two crew.
Rambler (United Kingdom) The trawler struck a mine and sank in the North Sea 4 nautical miles (7.4 km) east of Blyth, Northumberland with the loss of nine of her crew.
Romny (United Kingdom) The cargo ship was torpedoed and sunk in the English Channel 10 nautical miles (19 km) off Cape Barfleur by
SM UB-74 ( Kaiserliche Marine) with the loss of nine of her crew.
Saida (France) The sailing vessel was sunk in the Mediterranean Sea 50 nautical miles (93 km) off Cyprus by
SM UB-53 ( Kaiserliche Marine).
Siljestad (Norway) The cargo ship was sunk in the Atlantic Ocean (23°36′N 16°16′W) by
SM U-152 ( Kaiserliche Marine). Her crew survived.
Snyg (Norway) The cargo ship was sunk in the Atlantic Ocean 20 nautical miles (37 km) north by east of Ouessant, Finistère, France (48°51′N 5°12′W) by
SM U-94 ( Kaiserliche Marine) with the loss of four of her crew.
Tiberia (United Kingdom) The cargo ship was torpedoed and sunk in Belfast Lough (54°47′N 5°39′W) by
SM U-19 ( Kaiserliche Marine). Her crew survived.