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"[The Arms Control Association is an] 'exceptional organization that effectively addresses pressing national and international challenges with an impact that is disproportionate to its small size.'" 

– John D. and Catherine T. MacArthur Foundation
January 19, 2011
The P4+1 and Iran Nuclear Deal Alert

Flags of the Iran Deal Negotiating Partners

Periodic alerts providing news and analysis on the negotiations and implementation of the Joint Comprehensive Plan of Action between the P5+1 (China, Germany, France, Russia, the United Kingdom, and the United States) and Iran over the latter's nuclear program. To receive these by email, subscribe to our regular updates list.


  • EU Attempts To Save Iran Negotiations
    May 20, 2022
    EU negotiators traveled to Tehran to try and restart stalled negotiations over restoring U.S. and Iranian compliance with the 2015 nuclear deal, as the International Atomic Energy Agency reported that Iran's nuclear program continues to grow.
  • Iran Talks Enter Critical Phase
    January 19, 2022
    Talks to restore the 2015 nuclear deal are ongoing, and have entered a critical phase. Amid talks, Iran tested a satellite launch vehicle and imposed sanctions on 51 Americans, raising tensions. The United States offered South Korea a specific license to trade with an Iranian entity, bypassing U.S. sanctions.
  • Iran Plays Hardball in Vienna
    December 9, 2021
    Negotiations to restore the 2015 nuclear deal with Iran resumed in Vienna, but Iran's hardline approach raised concerns about the prospects for success. Iran continues to stonewall IAEA efforts to clarify its safeguards declaration and ensure continuity of knowledge at the Karaj centrifuge component manufacturing facility.
  • Talks in Brussels to Precede Vienna Negotiations
    October 21, 2021
    European Union Deputy Secretary-General Enrique Mora met with Iranian officials in Tehran Oct. 14. While the meeting was constructive, Iran is not yet ready to return to negotiations in Vienna to continue talks on restoring the 2015 nuclear deal. During a trip to Washington, International Atomic Energy Agency Director General Rafael Grossi said he plans to travel to Iran in the coming days to try and resolve a dispute over access to a centrifuge component production facility.
  • Iran, IAEA Reach Access Agreement
    September 23, 2021
    Iran and the IAEA reached a critical agreement that likely staved off a resolution censuring Tehran at the agency's Board of Governors meeting. Two new reports by the IAEA highlight Iran's accelerated nuclear activities and its failure to cooperate with IAEA investigations.

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