Images

A photograph taken in 1917 during the First World War (1914-18) showing a U-Boat (UC-1 class) of the German Imperial Navy. This type of submarine was used to lay mines. (Imperial War Musuems)

A photograph of German U-boats and their pens, taken in Trondheim, Norway in 1945 at the end of the Second World War (1939-45). (Imperial War Museums)

A photograph taken during the Second World War (1939-45) showing Admiral Karl Dönitz (1891-1980), who was head of the German U-boat service, congratulating U-Boat crews. Taken in May 1942. (Imperial War Museums)

A photograph of the German U-Boat 570 after it was captured in 1941 and renamed HM Graph during the Second World War (1939-45). (Imperial War Museums)

A photograph taken during the First World War (1914-18) showing a U-boat of the German Imperial Navy sinking an Allied steamer. (Imperial War Museums)

The captured German Imperial Navy U-26 U-boat during the First World War (1914-18). (Imperial War Museums)

Hortensia making a speech before the Second Triumvirate, woodcut illustration (leaf 10r, f. cx) from an incunable German translation by Heinrich Steinhöwel of Giovanni Boccaccio's De mulieribus claris, printed by Johannes Zainer at Ulm circa...

An illustration showing the sinking of the Cunard liner RMS Lusitania. The ship sailed on its maiden voyage in September 1907 and crossed the Atlantic over 200 times. The liner was infamously sunk by a German U-boat on 7 May 1915 during the...

A photograph of the First Class (Saloon) dining room of the Cunard liner RMS Lusitania. The ship sailed on its maiden voyage in September 1907 and crossed the Atlantic over 200 times. The liner was infamously sunk by a German U-boat on 7...

An oil on canvas painting by Norman Wilkinson of the Cunard liner RMS Lusitania. The ship sailed on its maiden voyage in September 1907 and crossed the Atlantic over 200 times. The liner was infamously sunk by a German U-boat on 7 May 1915...