伊朗核协议是什么？
The Iran nuclear deal, formally the Joint Comprehensive Plan of Action (JCPOA), is a 2015 international agreement that restricts Iran's nuclear program in exchange for sanctions relief.
该协议涉及伊朗、美国、英国、法国、俄罗斯、中国和德国，目标是防止伊朗开发核武器。
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当前状态和重新谈判
The deal has faced significant turbulence since the US withdrew in 2018. As of 2026, negotiations continue with new US demands reshaping discussions. Recent signals track "US sets new demands for Iran deal" as a central concern, reflecting ongoing diplomatic friction between Washington and Tehran.
更广泛的地区背景
Iran maintains an influence score of 38/100 in current geopolitical assessments, with nuclear weapons discussions remaining central to regional security concerns. Separate investigations into potential Iranian involvement in incidents like the UK air base situation show how nuclear diplomacy remains inseparable from broader security tensions in the Middle East.