美国和中东的关键人物与伊朗进行了秘密谈判

Core Viewpoint - The Trump administration is intensifying diplomatic efforts to bring Iran back to the negotiating table regarding the nuclear issue, despite recent military confrontations between Iran and Israel [1] Group 1: Diplomatic Efforts - Key figures from the U.S. and the Middle East are engaged in secret negotiations with Iran [1] - Negotiations are ongoing following a ceasefire agreement between Israel and Iran [1] Group 2: Proposals and Conditions - The Trump administration has presented several proposals to Iran, which are still in preliminary stages and subject to refinement [1] - A critical condition set by the U.S. is that Iran must not engage in uranium enrichment activities [1] - At least one preliminary proposal includes multiple incentives for Iran [1]