President Donald Trump’s longstanding interest in Greenland centers on its strategic Arctic location, rare earth minerals, and role in missile defense and shipping routes amid Russia and China activity. A September 22, 2026, trilateral security agreement signed at the UN General Assembly in New York expanded U.S. military access, authorized two new bases at Narsarsuaq and Mestersvig alongside the existing Pituffik site, and granted Washington veto power over adversarial investments while preserving Danish sovereignty and Greenland’s self-determination rights. Trump’s May 2026 envoy visit and subsequent negotiations produced the deal without a presidential trip, and no official itinerary or timeline for one has been announced as of early October. Market odds reflect trader assessments of whether implementation milestones, base construction oversight, or diplomatic signaling will prompt a visit by any resolution date, set against the absence of confirmed plans.