The accident ended one of the Cold War's most dangerous secret operations.

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In January 1968, a fire aboard a B-52 on a secret Operation Chrome Dome mission caused the bomber to crash into sea ice near Thule Air Base in Greenland while carrying four thermonuclear weapons. The ...

Pituffik Space Base in northwestern Greenland stands as a crown jewel in US Arctic defense, hosting Space Force guardians amid President Trump's aggressive bids for full control. Renamed from Thule ...