Norwegian volunteers in the wehrmacht and SS The subject of Norwegian volunteers in the Wehrmacht and SS has already been studied for years. Some 5000 km of shoreline which was - in Nazi propaganda - often depicted as an endless row of impregnable concrete fortresses manned with crack-elite SS troops, packing state-of-the-art firepower. Atlantic Wall Places in Denmark and Norway : Hitler's Atlantic Wall stretched along the coasts of Norway, Denmark, Germany, Holland, Belgium and France, all the way to the Spanish border. When Germany invaded Denmark and Norway in April 1940, coupled with a German blockade of the North Sea, every shipment had to be negotiated with both British and German authorities, which drastically reduced the volume of trade. Luftwaffe Airfields 1935-1945 by Henry L. deZeng IV. Germany had also seen the signs that the British would not necessarily be bound by Norway's neutrality, and could hinder the process if they were so minded. Norway's Prime Minister Erna Solberg has issued an official government apology to Norwegian women who were mistreated over World War Two-era relationships with German soldiers. On April 9, the combined German forces attacked without warning, and by June 10 Hitler had conquered Norway and driven all Allied forces from the country. This will be a very short version of the complex topic. The documents are in .pdf format, Acrobat Reader required. Germany invades Norway and Denmark On April 9, 1940, German warships enter major Norwegian ports, from Narvik to Oslo, deploying thousands of German troops and occupying Norway.