Operation Arctic Endurance
European troops deploy to Greenland after annexation threats from Washington.
- When
- Known to
- ± 12 hours
- Era
- Contemporary, Holocene
- Where
- Nuuk, Greenland · 64.1836° N, 51.7214° W
Denmark launched the operation on 14 January 2026, deploying European forces to Greenland in response to sustained pressure from the United States over control of the island. It placed NATO members in a standoff with the alliance's leading power over the territory of another member, a situation the treaty was never designed to address.