美伊谈判新进展：伊方对谈判提出多个“调整”要求，美国已同意将谈判地点从土耳其改为阿曼

Group 1 - The core point of the article is that the Trump administration has agreed to hold negotiations with Iran in Oman on February 6, following a maritime confrontation between the two nations [1][9][10] - Iran has made several demands for adjustments to the negotiations, including changing the location from Turkey to Oman, limiting the talks to only the U.S. and Iran, and focusing solely on nuclear issues [1][9][10] - The U.S. has previously stated that discussions should also include Iran's ballistic missile program and its support for anti-Israel forces in the region [1][9][10] Group 2 - The U.S. military shot down an Iranian drone that was provocatively approaching the USS Abraham Lincoln aircraft carrier in the Arabian Sea, and also escorted a U.S. oil tanker that was threatened by Iranian vessels [4][14][15] - Following the maritime incident, President Trump considered leaving the negotiation table but ultimately decided to proceed with the talks [5][15] - Israeli Prime Minister Netanyahu has requested the U.S. to maintain "freedom of action" regarding Iran, emphasizing that Iran's commitments are not trustworthy [6][16] Group 3 - The U.S. special envoy and Trump's son-in-law, Jared Kushner, will attend the negotiations, with Iran's foreign minister leading their negotiation team [3][13] - Israel has presented multiple demands to the U.S. before the negotiations, including a complete halt to Iran's uranium enrichment activities and missile production [6][18] - An Iranian diplomatic source indicated that Iran's perspective on the negotiations is neither optimistic nor pessimistic, asserting that its defensive capabilities are non-negotiable [6][18]