Pituffik Space Base in Greenland.
Ritzau Scanpix/Thomas Traasdahl via REUTERS
- Vice President JD Vance and Usha Vance will visit the US military's base in Greenland on Friday.
- Pituffik Space Base was established in 1951 as part of a defense treaty between the US and Denmark.
- Base operations include scientific research, space surveillance, and ballistic missile detection.
Visitors to Pituffik Space Base in Greenland are greeted by a sign welcoming them to the...