ships are protected under the Geneva convention a ship designated as a medical
treatment facility or hospital most are operated by the military forces or navies
of various countries around the world, as they are intended to be used in or near
war zones. Firing on a hospital ship is generally considered a war crime. However,
a British air attack in 1945 sank the German hospital ship SS
with huge loss of life, She apparently had not been sufficiently
marked as a hospital ship. Also the German Hospital Ship Tübingen
was sunk on 18 November 1944 by RAF heavy fighters.
German Warships, 1815-1945: Major Surface Vessels.
German Warships, 1815-1945: U-boats and Mine Warfare Vessels.
German warships of the Second World War.
For a complete list of sources