26th May 1915
Eastern Front
Austro-Germans gain successes in severe fighting round Przemsyl.
Aviation
Maiden flight of larger non-rigid C-class Coastal airship at RNAS Station, Kingsnorth, Kent, designed for extended anti-submarine patrols.
Zeppelin raid on Southend.
Political, etc.
Unionist party meeting at Carlton Club decides in favour of the Coalition.
Ship Losses:
Betty ( Denmark): The cargo ship was sunk in the North Sea 132 nautical miles (244 km) east of the Longstone Lighthouse by
SM U-16 ( Kaiserliche Marine). Her 22 crew were rescued by Waldemarand ( Sweden).
Morwenna ( United Kingdom): The cargo ship was shelled and sunk in the Atlantic Ocean 72 nautical miles (133 km) south east by east of the Fastnet Rock (50°27′N 8°44′W) by
SM U-41 ( Kaiserliche Marine) with the loss of a crew member. Survivors were rescued by the trawler Jacqueline ( Belgium).
M. Roosval ( Sweden): The barque was sunk in the North Sea east of the Shetland Islands, United Kingdom (56°53′N 2°30′E) by
SM U-16 ( Kaiserliche Marine) with the loss of two crew. Survivors were rescued by the trawler Tres Fratres ( Netherlands).