Our Publications
Newsletters
March 31, 2022
This month's newsletter features updates to a table tracking Iran’s centrifuges and a report estimating Iran’s ability to make a dash to produce fuel for a small nuclear arsenal. The centrifuge table sets out the capacity and primary materials of each of Iran’s currently-deployed centrifuge models as well as the number of each model installed and/...
Articles and Reports
February 28, 2022
Iran views its external security as reliant on its ability to exert influence in the Middle East. Owing to Tehran’s relative diplomatic and economic isolation, military power is the main tool available to Iran’s leaders for attaining this objective. To be effective, however, Iran must be able to use its military capabilities to credibly threaten...
Newsletters
February 28, 2022
This month's newsletter features a report on Iran’s asymmetric use of its conventional military capabilities. Tehran and its proxies, led by the Islamic Revolutionary Guard Corps (IRGC), have gained regional influence by employing missiles, drones, and small naval vessels in targeted attacks calibrated to avoid large-scale retaliation.
Policy Briefs
January 31, 2022
Almost seven years ago, the United Nations Security Council adopted resolution 2231, which endorsed the Joint Comprehensive Plan of Action (JCPOA), the international accord subjecting Iran to restrictions on its nuclear program in exchange for sanctions relief.
Newsletters
January 31, 2022
This month's newsletter features a policy brief on the U.N. Security Council's 2231 List. When Security Council resolution 2231 was adopted in 2015, it lifted several sanctions on Iran but also extended restrictions on a list of individuals and entities tied to military aspects of Iran’s nuclear activities. Yet over the course of seven years the...
Newsletters
December 17, 2021
This month's newsletter features a table containing information about Iran’s centrifuges, as well as an update to a report estimating Iran’s ability to make a dash to produce fuel for a small nuclear arsenal.
International Enforcement Actions
December 7, 2021
For years, Iran has violated the United Nations’ arms embargo on Yemen by smuggling weapons to the Houthis, an Iranian-aligned movement of Yemeni rebels. In November 2019 and February 2020, the U.S. Navy intercepted two of those shipments.
Newsletters
November 30, 2021
This month's newsletter features two publications on the status and implications of Iran’s advanced centrifuges. From the IR-1 to the possible fifth-generation IR-9, Iran is committed to operating centrifuge models that can enrich greater amounts of uranium with fewer machines.
Articles and Reports
November 22, 2021
As a result of illicit imports and domestic development since the late 1980s, Iran now possesses thousands of gas centrifuges, which are the mainstay of its nuclear program. These rapidly spinning machines enable Iran to enrich uranium to a level suitable for nuclear reactor fuel, or to a higher level suitable for nuclear weapons. The number and...
Newsletters
October 28, 2021
This month's newsletter features an international enforcement action examining two recent prosecutions of Iranian efforts to illicitly procure mass spectrometers, machines that can be used for uranium enrichment as well as a range of non-nuclear activities.