Trump’s NATO summit appearance in Ankara revives Greenland demands and threatens US troop pullout from Europe, shaking alliance cohesion

At the NATO summit in Ankara on July 8 2026, US President Donald Trump revived his demand for US control of Greenland and threatened to withdraw all American troops from Europe, while German Chancellor Friedrich Merz attempted to mediate the rising tensions. The statements jeopardize NATO cohesion, raise doubts about US security commitments in Europe, and could trigger higher defense spending by allies and affect transatlantic trade and Arctic resource projects. Who is involved: Donald Trump (US President), NATO member states, German Chancellor Friedrich Merz, European defense officials, and stakeholders in Arctic industries.. Likely next: Summit delegates are expected to issue a joint burden‑sharing statement, EU leaders may convene emergency talks on defense financing, and the US Department of Defense will likely review force posture in Europe over the coming weeks.. At the NATO summit in Ankara, Donald Trump reignited his call for the United States to control Greenland and warned that he could withdraw all American forces stationed in Europe. His remarks come amid European efforts to boost defense spending and come just days after similar criticisms at previous Ankara meetings. German Chancellor Friedrich Merz sought to calm the alliance, warning that such unpredictability undermines collective security. Sectors affected: Aerospace and defense (e.g., Airbus contract announced at NATO summit) Arctic natural resources (linked to Greenland sovereignty discussion) Historical parallels: NATO summit in Ankara, July 6-7 2026: Trump criticized European defense spending and renewed demands for US control of Greenland

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