特朗普：格陵兰岛对美国“金穹”系统至关重要

Core Viewpoint - The article discusses President Trump's assertion that the United States needs Greenland for national security, particularly for the development of the "Iron Dome" missile defense system, which he claims is crucial for enhancing NATO's effectiveness [1]. Group 1: National Security and Defense - Trump emphasized the importance of Greenland for maintaining national security, stating that it is vital for the ongoing construction of the "Iron Dome" missile defense system [1]. - The "Iron Dome" system is projected to cost approximately $175 billion and aims to integrate with existing U.S. missile defense capabilities to intercept missiles launched from various locations, including space [1]. Group 2: Geopolitical Context - Greenland, the world's largest island, is a self-governing territory of Denmark, with defense and foreign affairs managed by the Danish government [1]. - The U.S. currently operates a military base in Greenland, and Trump has repeatedly expressed interest in acquiring the island since taking office in 2025, even suggesting the possibility of using force, which has faced strong opposition from Denmark and other European nations [1].