Question: The German operation for the invasion of Denmark and Norway in April 1940 was code-named "Weserübung", or "Weser Exercise.", opposing the invasion were which military organisation responsible for the defence of Norway?
Sentence (from "German U-boat bases in occupied Norway"): Following the conclusion of the Norwegian Campaign (June 1940), the occupying Germans began to transfer U-boats stationed in Germany to many Norwegian port cities such as Bergen, Narvik, Trondheim, Hammerfest and Kirkenes.
Relevant evidence: No