俄美首脑会晤前夕，泽连斯基表态：坚拒绝领土让步，乌克兰不参与的协议将是"无效方案"

Group 1 - Ukrainian President Zelensky firmly rejects any territorial concessions to Russia in exchange for peace, stating that any agreement not involving Kyiv would be considered "invalid" [1][2] - Russian officials have proposed significant concessions from Ukraine, including the cession of Crimea and parts of the Donbas region, as well as the withdrawal of Ukrainian troops from certain areas [2] - Zelensky emphasizes that the territorial integrity of Ukraine is enshrined in its constitution, asserting that no one can deviate from this principle [2] Group 2 - The upcoming meeting between Presidents Trump and Putin on August 15 in Alaska is expected to focus on achieving a long-term peace solution for Ukraine [1] - Prior to the Trump-Putin summit, high-level officials from Ukraine, the U.S., and Europe are coordinating diplomatic efforts, with a meeting planned in the UK [2] - There is uncertainty regarding Zelensky's participation in the U.S.-Russia summit, although reports suggest he may attend [1]