Under the sign of the swastika, it was, amongst other things, turned into a naval base, it got heavily destroyed in two waves of attack in April of 1945 by British bombers. After the war, Heligoland was made available as bombing training ground for the English army by the West-German government. Seven young people occupied the isle and began to repair the emergency shelter for sailors who got in danger. This and further major actions eventually ended the bombing exercises. Back then, the watchword was: “Heligoland to the Germans! “ – “Heligoland for peace!”

"Heligoland – An isle with a turbulent history"