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Spheres by Default

Since U.S. President Donald Trump took office last January, analysts have debated whether he is pursuing a sphere of influence strategy—an approach by which great powers divide the world into privileged blocs, with little concern for the interests or preferences of the smaller states that those blocs subsume. In the …

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Energy sanctions dashboard

The continued use of shadow fleet and transshipment networks allow sanctioned countries to bypass energy sanctions, underscoring the need for stronger and more unified enforcement.Intensifying competition among sanctioned oil exporters for a shrinking pool of buyers drove steep discounts in 2025, enabling China to save up to $28.8 million per …

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A US and allied strategy for Greenland

With earlier tensions over the status of Greenland behind them, the US and the Kingdom of Denmark have an opportunity to chart a productive path forward.The United States’ long collaboration with Greenland and Denmark gives it multiple policy options for homeland defense, resource development, and more.A “defend, deny, deepen, and …

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