时隔七年再见面，特朗普与普京会晤能推动俄乌停火吗？

Group 1 - The core point of the articles revolves around the upcoming meeting between US President Trump and Russian President Putin, scheduled for August 15 in Alaska, aimed at discussing a long-term peace plan for Ukraine [2][14]. - Trump has set a deadline of August 8 for Russia to reach a peace agreement with Ukraine, threatening severe sanctions if no progress is made [5][11]. - The situation is complicated by Ukraine's insistence on being included in discussions regarding European security, as expressed by President Zelensky [7][12]. Group 2 - Trump's administration has been actively pushing for peace talks between Russia and Ukraine, with three rounds of direct negotiations having taken place so far, but with limited success [10][18]. - The recent visit of Trump's Middle East envoy, Wittekov, to Moscow was part of efforts to facilitate dialogue, which Trump described as having made "significant progress" [9][10]. - Analysts suggest that the dynamics of the negotiations are shifting, with both the US and Russia showing a willingness to engage in discussions to avoid further deterioration of relations [6][18]. Group 3 - The potential for a three-way meeting involving Trump, Putin, and Zelensky has been discussed, but Trump later indicated that a meeting with Putin alone could suffice [6][7]. - There are differing opinions within Russia regarding the conditions for a meeting with Zelensky, with Putin stating that certain conditions need to be met before such a meeting can occur [7][17]. - The articles highlight the ongoing complexities of the conflict, with various proposals for limited ceasefires being considered, including a potential "air ceasefire" [14][16].