Trump's Greenland Tariff Gambit: Weaponizing Trade Against Allies Risks the Transatlantic Order
By Victoria Chen-Hartwell | Circus of Power | January 20, 2026
In the grand chessboard of geopolitics, few moves can upend the board as swiftly as turning allies into adversaries. President Trump's latest escalation—threatening steep tariffs on eight European nations unless Denmark relinquishes control of Greenland—poses just such a peril. This is not mere bluster from a dealmaker's playbook; it is a direct assault on the postwar liberal international order that has underpinned global stability for decades. As markets reel from a 2.1% plunge in the S&P 500, erasing $1.2 trillion in value overnight, and European leaders huddle in emergency talks ahead of the World Economic Forum in Davos, the stakes could not be clearer: a fractured NATO amid Russian aggression in Ukraine and Chinese encroachments in the Arctic would invite chaos, from disrupted energy flows to eroded democratic norms. If unaddressed, this crisis risks accelerating the very multipolar world that weakens American influence.
The origins of this standoff trace back to Mr. Trump's long-standing fixation on Greenland, a Danish territory of approximately 836,000 square miles that holds vast untapped reserves of rare earth minerals critical for everything from electric vehicles to defense technologies. During his first term, he floated the idea of purchasing the island outright, only to be rebuffed by Copenhagen as a non-starter. Now, in his second year, the rhetoric has hardened into policy threats. On Truth Social this week, the president declared that NATO "will be very happy with the Greenland outcome—strategic win for America!" The proposal: impose tariffs—potentially as high as 25% on imports from Denmark, Germany, France, and six other NATO members—unless they facilitate a U.S. takeover. Treasury officials have dressed this up as a "national emergency" response to Arctic competition, citing China's investments in Greenland's mining sector and Russia's militarization of the region. Yet, beneath the national security veneer lies a coercive bargain that treats sovereign allies like supplicants in a protectionist bazaar.
This approach is as shortsighted as it is destabilizing. Greenland's strategic value is undeniable. The Arctic is warming four times faster than the global average, opening new shipping routes and resource opportunities that could reshape global trade. According to a 2025 Brookings Institution report, control of these assets could secure U.S. supply chains for semiconductors and batteries, vital in the contest with Beijing. Russia, too, looms large: its Northern Fleet patrols the region, and Foreign Minister Sergey Lavrov wasted no time in commenting via the Associated Press that Moscow is "watching as NATO faces a deep crisis over Trump and Greenland." But leveraging tariffs to force a handoff ignores the lessons of history. Recall the 2018 steel and aluminum tariffs on Canada and the EU, which a Brookings analysis pegged as costing 75,000 American jobs through retaliatory measures. Or go further back to the Smoot-Hawley Tariff Act of 1930, whose protectionist spiral deepened the Great Depression and fractured international coalitions. Today's threats echo that era's folly: weaponizing trade not against foes, but friends, in a bid for unilateral gain.
European reactions have been swift and scathing, underscoring the rift's depth. European Commission President Ursula von der Leyen called the tariff threat a "mistake" that risks a "downward spiral" between allies, in remarks that reverberated through Brussels at Davos. French President Emmanuel Macron, ever the defender of European sovereignty, affirmed that the continent "won't be intimidated," while signaling potential countermeasures like diversified trade pacts with India and Brazil. At Davos, where Mr. Trump is slated to arrive Wednesday amid swelling protests, former Vice President Al Gore warned of broader economic fallout, noting that such tariffs could shave 0.5 percentage points off the IMF's projected 3.3% global GDP growth for 2026. On Capitol Hill, House Democrats are advancing resolutions to curb the president's war powers in this domain, though Senate Republicans like Thom Tillis appear poised to block them. Even within the administration, Vice President J.D. Vance's endorsement—that NATO will ultimately "be very happy"—feels more like wishful spin than strategic foresight.
From my vantage as a former State Department official who navigated both Republican and Democratic administrations, this episode exemplifies populism's peril: a symptom of policy failures dressed as bold leadership. Mr. Trump's base cheers the "realpolitik" shake-up, as seen in social media echoes from figures like Ron Paul, who praised it as disrupting "outdated alliances" in a video garnering hundreds of likes. Yet this view overlooks the nuanced competition we face. On China, engagement alongside rivalry is essential—Beijing's Belt and Road investments in Greenland demand a coordinated response, not solo adventurism. A multilateral framework, perhaps expanding the Arctic Council to include binding resource-sharing protocols, would better serve U.S. interests without alienating partners. As for Russia, bullying NATO only emboldens Vladimir Putin, who has already exploited alliance fissures to sustain his war machine in Ukraine.
The human element in Greenland adds moral weight to the critique. The island's predominantly Inuit population, numbering around 56,000, has vocally rejected being treated as "geopolitical pawns," as reported by Al Jazeera. Their autonomy—enshrined in Denmark's progressive self-rule model since 2009—deserves respect, not erasure. Imposing U.S. control could spark local unrest, complicating extraction of those rare earths and mirroring the sovereignty struggles in places like Taiwan or the South China Sea. Moreover, this tariff ploy exacerbates domestic divisions at a precarious moment. With the administration marking its first year amid mass deportations and climate rollbacks, public approval on foreign policy hovers at a dismal 41%, per a USA Today poll. Young Americans, per Gallup, are increasingly disillusioned with both parties, viewing such escapades as further evidence of institutional rot.
Markets, ever the canary in the coal mine, are sounding alarms. The Nasdaq's year-to-date dip of over 1% reflects investor fears of a transatlantic trade war, which could inflate energy prices through disrupted liquefied natural gas flows from Norway and Qatar—key NATO suppliers. The IMF has long warned that deglobalization fragments supply chains, and here we see it in real time: Europe's pivot toward "friend-shoring" with non-U.S. partners could sideline American firms in critical tech sectors. For the rules-based order I have spent my career defending, the damage is subtler but profound. Alliances like NATO thrive on trust, not transactions. By framing sovereignty as negotiable via tariffs, Mr. Trump erodes the norms that deter aggression worldwide—from the Taiwan Strait to the Baltic Sea.
Pragmatic solutions exist, if Washington chooses restraint over bravado. First, revive bilateral U.S.-Denmark talks on Arctic basing rights, perhaps modeled on the 1951 defense agreement that already allows American overflights. Second, integrate Greenland into a broader NATO strategy for the High North, involving joint exercises and mineral pacts that respect local governance. Third, Congress should assert its trade authority, mandating impact assessments for any tariffs targeting allies—echoing the bipartisan wisdom of the 1974 Trade Act. These steps align with incremental reform: bolstering institutions without upending them. As someone who splits time between Georgetown's policy salons and Palo Alto's innovation hubs, I recognize the temptations of disruption in an era of rapid change. Yet true strength lies in free trade and strong alliances, not isolationist gambles.
The Greenland crisis is a wake-up call for the transatlantic community. At Davos this week, leaders from Macron to the IMF's Kristalina Georgieva must press Mr. Trump not with protests, but persuasion—reminding him that America's greatest strategic wins, from the Marshall Plan to the WTO, came through cooperation, not coercion. Failure to course-correct invites a world where might supplants right, and the liberal order frays at the edges. For global stability, markets, and democratic norms, the cost of inaction would be incalculable.
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Victoria Chen-Hartwell is a former State Department official and senior fellow at the Brookings Institution, writing on international order and democratic institutions.
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