The defensive aspect of an occupied Norway was to secure access to Swedish iron ore .
In 1928 the German Admiral Wolfgang Wegener had pointed out the necessity for Germany to occupy Norwegian naval bases to threaten British sea lanes in an eventual war with the United Kingdom .
The defensive aspect of an occupied Norwegian was to secure access to Swedish iron ore .
In 1928 the German Admiral Wolfgang Wegener had pointed out the necessity for Germany to occupy Norwegian naval bases to threaten British sea lanes in an eventual war with the United Kingdom .