两国关系“进展不顺”，特朗普正失去耐心，美大幅缩短对俄“最后通牒”期限

Core Points - President Trump has set a new deadline of 10 to 12 days for Russia to make progress in ending the conflict with Ukraine, threatening sanctions if not met [1][2] - Trump's previous 50-day deadline for a peace agreement has been significantly shortened, indicating a shift in U.S. diplomatic strategy [2][8] - Russian officials have criticized the ultimatum as meaningless, while Ukrainian officials have praised Trump's statement as crucial for peace efforts [1][6] Summary by Sections U.S. Position - Trump expressed disappointment in President Putin and indicated a lack of interest in further talks, suggesting that if the answers are known, there is no reason to wait [2][4] - U.S. Secretary of State Rubio noted that Trump is losing patience with Russia and emphasized the need for action [4] Russian Response - Kremlin spokesperson Peskov described the current state of U.S.-Russia relations as "progress not going smoothly" and stated that military operations continue [4][5] - Russian officials, including Medvedev and Lavrov, have characterized the U.S. ultimatum as a threat and emphasized that Russia's conditions for resolving the conflict include Ukraine not joining NATO [5][6] Ukrainian Reaction - Ukrainian President Zelensky praised Trump's statement as "extremely important" for promoting peace and supported harsher sanctions against Russia [6][7] - Ukrainian officials criticized Russia for not providing genuine solutions to end the conflict and accused them of attempting to establish a framework for endless dialogue [6] Analysis of U.S. Strategy - Analysts suggest that Trump's new deadline is flexible and reflects a deeper crisis in U.S. foreign policy strategy [8] - The effectiveness of Trump's approach to resolving the conflict is questioned, with indications that it may take years to achieve any meaningful results [8][7]