特朗普称格陵兰岛基本靠狗拉雪橇进行防卫，丹麦首相警告：决定性时刻来临

Group 1 - The core viewpoint of the articles revolves around President Trump's aggressive stance on acquiring Greenland, emphasizing that the U.S. must obtain ownership rather than merely leasing the territory [1][3][5] - Trump appointed a special envoy for Greenland, who claimed that Denmark illegally acquired the territory after World War II, indicating a historical grievance that may influence current diplomatic relations [1][3] - Danish Prime Minister Mette Frederiksen firmly stated that Greenland is an autonomous territory of Denmark and emphasized the importance of sovereignty and self-determination in the ongoing discussions [1][4] Group 2 - European leaders, including Swedish Prime Minister Ulf Kristersson and German Vice Chancellor Olaf Scholz, expressed strong support for Denmark, criticizing the U.S. for its threatening rhetoric and urging respect for Greenland's sovereignty [4][5] - The situation has raised concerns among European politicians about the implications of Trump's foreign policy on regional security, with suggestions that the EU should consider forming a joint military force to counterbalance U.S. influence [5] - Denmark's Foreign Minister is scheduled to meet with U.S. Secretary of State Rubio to discuss the Greenland issue, indicating that diplomatic efforts are still being pursued despite the tensions [5]