Sweden formally joins Nato military alliance - BBC.com
- Sweden formally joins Nato military alliance BBC.com
- Biden welcomes Sweden as the newest member of NATO at State of the Union The Associated Press
- Sweden formally joins NATO military alliance, ending centuries of neutrality CNBC
- Sweden Enters NATO, a Blow to Moscow and a Boost to the Baltic Nations The New York Times
- Quiz: When did each country join NATO? POLITICO Europe