In 2019, Trump sought Greenland purchase. By 2024, he threatened military action, despite existing U.S.-Denmark defense agreements.
Key Points
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In 2019, Trump desired to buy Greenland, a Danish territory, but was rebuffed by Denmark and Greenlanders. During his second term, Trump suggested military force for U.S. control over Greenland citing national security concerns.
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Greenland, part of NATO, is already protected under U.S.-Denmark defense agreements, allowing U.S. military installations there. Trump’s 2025 National Security Strategy underscores controlling the Western Hemisphere.
- The U.S. has shown interest in acquiring Greenland historically, as early as 1867. William Seward sought to purchase Greenland and Iceland due to natural resources for $5.5 million (about $125 million today).
In a provocative diplomatic move, former U.S. President Donald Trump reiterated his interest in acquiring Greenland, this time during his second term, citing national security concerns. In 2019, Trump had initially floated the idea of purchasing Greenland, which has been under Danish control for approximately 300 years. However, this proposition was firmly dismissed by Denmark and Greenland.
By 2024, Trump’s approach had escalated from a purchase offer to overt threats, underlining his belief that U.S. control of Greenland was essential for national security. He has not ruled out the use of military force to ensure this control, despite Greenland and Denmark’s existing defense treaties with the U.S. and their membership in NATO, which already includes provisions for joint protection of the region.
This aggressive stance aligns with Trump’s 2025 National Security Strategy, emphasizing U.S. dominance in the Western Hemisphere and countering Chinese influence. Historically, the desire to acquire Greenland is longstanding, dating back to 1867 when then-Secretary of State William Seward sought to purchase the island for its rich natural resources.
The rhetoric around Greenland underscores broader geopolitical strategies, engaging historical precedents of acquisition attempts while showcasing tensions between aspirations for territorial expansion and established international agreements.