What drives President Trump’s vision for a “Fortress America”? His focus on annexing Canada and Greenland, while sidelining Mexico, reveals a selective expansionist strategy rooted in historical ambitions and modern geopolitical realities. Canada and Greenland promise resources and strategic advantages, while Mexico poses significant risks. This article delves into the strategic logic behind Trump’s vision, exploring the economic, cultural, and security factors that shape his approach. Discover why Canada and Greenland fit the model of U.S. expansion, and what this means for the future of Canadian geopolitics and grand strategy.