Myllymäki, Travel guide to the fortifications in Northern Norway - Part 2. From Tana to Porsanger

Germany invaded Norway on April 9, 1940 and managed to conquer the country within two months. The original purpose of the occupation was to secure the supply of iron ore from Sweden. However, the nickel and copper of Petsamo's Kolosjoki soon became more important than the iron ore, of which nickel in particular was vital to the German war economy. The occupation of Norway lasted almost five years. During that time, it built a large coastal artillery fortification system to protect the coastal...