After months of diplomatic negotiation, the United States and Denmark have reached a security agreement expanding American military presence in Greenland — a territory Trump once sought to purchase outright. The deal represents a quiet pivot from confrontational acquisition rhetoric toward the more durable architecture of strategic partnership, preserving Danish sovereignty while planting an American foothold at one of the Arctic's most consequential crossroads. In a region where climate change is opening new routes and great powers are repositioning, the agreement may be less a conclusion tha