特朗普提议加征新关税，以求吞并格陵兰岛，丹麦爆发大规模抗议活动

Core Viewpoint - President Trump has proposed imposing new tariffs on countries that do not cooperate regarding Greenland, indicating a more aggressive stance on acquiring the territory for national security reasons [2][10]. Group 1: Trump's Position on Greenland - Trump has stated that the U.S. "must own" Greenland due to national security concerns, despite already having military bases there [4][12]. - The Trump administration is evaluating various options, including military action, to take control of Greenland [3][11]. - Trump has threatened to use tariffs as a means to pressure foreign nations into compliance regarding Greenland, similar to his strategy for lowering drug prices [5][12]. Group 2: Public Response and Protests - Large-scale protests erupted in Denmark against Trump's threats to take over Greenland, with thousands participating in cities like Copenhagen and Aarhus [6][15]. - Protesters carried signs reading "Hands off Greenland" and expressed solidarity with the people of Greenland [13][15]. - Demonstrations have spread to multiple cities in Denmark and even to Iqaluit in Canada, showing widespread opposition to U.S. claims on Greenland [15][16]. Group 3: Military Implications - Reports indicate that Trump has ordered special forces to prepare plans for "invading" Greenland, with the U.S. Army's 11th Airborne Division potentially being involved [16]. - The 11th Airborne Division is noted as the only polar airborne division in the U.S. military, capable of operating in extreme cold conditions [16].