鲁比奥称制裁俄罗斯等于关闭对话窗口，北约盟友惊讶：前一晚可不是这么说的

Group 1 - The core viewpoint of the article is that U.S. Secretary of State Rubio rejected European requests for increased sanctions against Russia, suggesting that such actions would close the dialogue window [1][3] - Rubio's comments during a NATO summit surprised European allies, as he had previously expressed a more hardline stance in private discussions [1][3] - Rubio indicated that new sanctions against Russia would imply a belief that a ceasefire in Ukraine would not be achieved through negotiations, emphasizing the need for flexibility in U.S. economic measures [3][5] Group 2 - During a private dinner at the NATO summit, Rubio stated that after the Senate completes its review of President Trump's "big and beautiful" bill, there may be legislative moves to increase sanctions on Russia [3] - A senior U.S. official noted that Rubio's key points included the belief that negotiations are the only way to end the war, and that new sanctions would eliminate the opportunity for U.S. participation in those negotiations [5] - Russian Foreign Minister Lavrov expressed a preference for resolving the Ukraine crisis through diplomatic means, indicating that the root causes of the crisis must be addressed [5]