为俄乌一日三通电话 这里成“关键战场”？

Group 1 - The core issue of the ongoing Russia-Ukraine conflict is how to persuade US President Trump, which has become a "key battleground" for both Russia and Ukraine as well as Europe [1][12] - On the 19th, President Trump held phone calls with President Putin and President Zelensky to discuss ceasefire negotiations, indicating a high level of diplomatic engagement [2][5] - Both Russia and Ukraine are attempting to present the other as the true obstacle to peace, with Russia seeking to avoid increased US support for Ukraine and Ukraine fearing decisions made without its involvement [12][13] Group 2 - President Putin emphasized the need to eliminate the root causes of the conflict, particularly NATO's eastward expansion, and called for a compromise solution [3] - President Zelensky outlined three key demands during his conversations: achieving a ceasefire, imposing sanctions on Russia, and ensuring Ukraine's involvement in any decisions regarding its affairs [4][5] - Both parties have agreed to draft a memorandum regarding a potential peace agreement, although challenges are anticipated in this process [7][8] Group 3 - Zelensky is considering a high-level meeting involving the US, Ukraine, Russia, and EU countries to resolve the conflict, suggesting a collaborative approach [10] - There was no specific timeline set for a potential ceasefire agreement during the discussions between the US and Russian presidents [11] - The lack of concessions from both Russia and Ukraine may indicate that the conflict could persist despite US diplomatic efforts [13]