Ragnvald Roscher Nielsen (1891 – 1979) was a Norwegian military officer, born in Fredrikshald

Halden

is a both a town and a municipality in Østfold county, Norway. The seat of the municipality, Halden is a border town located at the Tista river delta on the Iddefjord, the southernmost border crossing between Norway and Sweden.-History:...

. He served at the general staff from 1915 to 1930 and from 1938 to 1940. He was given the task to negotiate with the Germans on the armistice

Armistice

An armistice is a situation in a war where the warring parties agree to stop fighting. It is not necessarily the end of a war, but may be just a cessation of hostilities while an attempt is made to negotiate a lasting peace...

 in 1940. From 1942 to 1945 he was a prisoner-of-war in German custody. He as a Major General in the Norwegian Army

Norwegian Army

Norway achieved full independence in 1905, and in the first century of its short life has contributed to two major conflicts, the Cold War and the War on Terror. The Norwegian Army currently operates in the north of Norway and in Afghanistan as well as in Eastern Europe. The Army is the oldest of...

 from 1945, served as head of Distriktskommando Vestlandet and commander at Bergenhus Fortress

Bergenhus Fortress

Bergenhus fortress is a fortress located in Bergen, Norway. Bergenhus fortress is located in the entrance to the harbor in Bergen. This is one of the oldest and best preserved castles in Norway.-History:...

 until 1952. He was in charge of the Norwegian Army Command Germany

Norwegian Army Command Germany

The Norwegian Army Command Germany was in charge of the Norwegian contribution to the occupation of the British Zone in Germany, which with the creation of NATO also become a defence force...

 from 1948 to 1949. He was decorated Commander of the Order of St. Olav in 1961.