It was established in Northern Norway in 1940 by General Otto Ruge.
It was then re-established by the Norwegian Government-in-exile in London in 1942, lasting until 1946.
The High Command was re-established in 1970, lasting until 2003, when a different organization was formed.
[1] The Norwegian High Command was re-established on 6 February 1942.
Wilhelm von Tangen Hansteen was Chief of Defence until 1 July 1944, when Crown Prince Olav took over.