美国将暂停对俄罗斯、巴西等75国所有签证！丹麦增兵格陵兰岛 特朗普：该岛对美国“金穹”系统至关重要

Group 1 - The U.S. State Department announced a suspension of visa processing for applicants from 75 countries to combat potential public burden issues [2][3] - Affected countries include Somalia, Russia, Afghanistan, Brazil, Iran, Iraq, Egypt, Nigeria, Thailand, and Yemen [3] Group 2 - President Trump reiterated the U.S. interest in acquiring Greenland, stating its importance for the U.S. missile defense system known as "Iron Dome," which is projected to cost approximately $175 billion [5][6] - Denmark has begun deploying military resources to Greenland in response to U.S. claims, with a focus on enhancing its military presence [7][8] - European leaders, including French President Macron and EU Commission President von der Leyen, have expressed strong opposition to any infringement on Greenland's sovereignty, emphasizing support for the island's autonomy [9][11]