热点问答｜美俄领导人匈牙利会晤缘何被搁置

Group 1 - The meeting between President Trump and President Putin regarding the Ukraine issue has been postponed, with Trump stating he does not want to hold a "meaningless meeting" [1][2] - The rapid shift in plans occurred within five days, with Trump initially announcing the meeting after a call with Putin, followed by a meeting with Ukrainian President Zelensky, where he pressured Ukraine for territorial concessions [1][2] - The postponement is attributed to a lack of readiness for serious negotiations from both Russia and Ukraine, as indicated by the recent communications between U.S. Secretary of State Rubio and Russian Foreign Minister Lavrov [1][2] Group 2 - Analysts suggest that Trump's desire to play a leading role in negotiations may diminish his credibility as a mediator, especially if he continues to face rejections from both Russia and Ukraine [3][5] - Despite the postponement of the Trump-Putin meeting, diplomatic activities among NATO and European countries are intensifying, with plans for further discussions on sanctions against Russia and support for Ukraine [3][4] - The EU is considering using frozen Russian assets to support Ukraine and is drafting a new proposal to end the conflict, which includes establishing a "peace committee" led by Trump [4] Group 3 - Trump's stance on the Ukraine conflict has been inconsistent since returning to the White House, fluctuating between urging Ukraine to make concessions and expressing disappointment in Putin [5][6] - Analysts note that Trump's shifting position reflects his primary goal of achieving a quick ceasefire rather than a specific victory for either side, while also avoiding significant military support for Ukraine [6] - The potential provision of "Tomahawk" cruise missiles to Ukraine remains uncertain, as it would require U.S. military involvement, which Trump appears reluctant to commit to [6]