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Group 1 - The core point of the article is the productive phone call between US President Trump and Russian President Putin, focusing on ending the Russia-Ukraine conflict and discussing future US-Russia trade, with plans for a face-to-face meeting in Budapest [1][2][3] - The phone call lasted approximately two and a half hours and was initiated by the Russian side, discussing US-Russia relations and the Russia-Ukraine conflict [2][3] - Trump expressed that ending the Russia-Ukraine conflict could open up significant prospects for US-Russia economic cooperation [3] Group 2 - Ukrainian President Zelensky is seeking to persuade the US to provide "Tomahawk" missiles to enhance Ukraine's military capabilities against Russia, which he believes would increase Russia's war costs and push for negotiations [1][4][5] - The upcoming meeting between Trump and Zelensky is expected to focus on the provision of "Tomahawk" missiles, which have a range of 2,500 kilometers [4][5] - There are concerns that the planned meeting between Trump and Putin may not be finalized, depending on the outcomes of the high-level US-Russia meeting scheduled for next week [8]