Kiruna has a long history about mining incl world war II importance for iron. Also due execessive minig the whole town needed to be moved: “In 2004, it was decided that the present centre of the municipality would have to be relocated to counter mining-related subsidence.[29] The relocation would be made gradually over the coming decade. On January 8, 2007, a new location was proposed, northwest to the foot of the Lu…
Yeah the Swedes helped Nazi Germany immensely selling them high quality iron. There were invasion plans drawn up going from German controlled Narvik to Kiruna, but the Swedes was so accommodating that it wasn't needed.
Churchill famously quipped when Sweden started to build atomic shelters during the 1950s something along the lines of - "why? who are you going to fight"