鲁比奥警告俄罗斯

Group 1 - The core viewpoint is that the U.S. government, particularly Secretary of State Marco Rubio, is losing patience with Russia's commitment to peace negotiations regarding Ukraine and may impose more sanctions if no progress is made [2][3][5] - Rubio indicated that the timeframe for assessing Russia's seriousness about peace is a few weeks rather than months, suggesting urgency in the situation [3] - The Trump administration is reportedly attempting to mediate between Moscow and Kyiv, with the belief that Russia might be open to negotiations due to its territorial gains in Ukraine [4][5] Group 2 - There is a growing consensus that Russia is not genuinely committed to negotiations, a view shared by both the Trump and Biden administrations [5]