Our Publications
Weapon Program Background Report
December 18, 2024
In recent years, Iran has developed and deployed centrifuge models that can enrich greater amounts of uranium with fewer machines relative to its original IR-1 design. This table sets out the number of installed and operational centrifuges at Iran's enrichment sites, as well as the capacity and primary materials of each centrifuge model.
Weapon Program Background Report
September 23, 2024
This page contains a catalog of Iranian ballistic missiles, cruise missiles, and space launch vehicles (SLVs), with each one linked to an image. It includes guided missiles with a potential range of 300 kilometers or greater that Iran has unveiled, even if they have only been displayed as mock-ups.
Weapon Program Background Report
May 28, 2024
Iran operates dozens of facilities across the nuclear fuel cycle. This table lists Iran’s known and alleged nuclear sites and their purpose, location, operating status, and whether they are subject to monitoring by the IAEA.
Weapon Program Background Report
May 9, 2024
A running timeline of important events in Iran's nuclear program from 1967 to the present day, including the country's secret effort to build nuclear weapons in the early 2000s.
Weapon Program Background Report
February 23, 2024
This timeline contains Iran's major missile accomplishments since 1984. Over the last year, Iran has unveiled the Fattah hypersonic missile; launched missile attacks against Iraq, Syria, and Pakistan; and placed several satellites into orbit using domestically designed rockets. Meanwhile, UN restrictions on Iran's ballistic missile program...
Weapon Program Background Report
February 22, 2024
Iran has over 3,000 ballistic missiles, the largest arsenal in the Middle East. This table presents the known capabilities of Iran's major missile systems.
Weapon Program Background Report
December 19, 2023
This background report provides an overview of Iran's nuclear history including past weaponization efforts, its nuclear-related infrastructure, key institutions and personnel, foreign assistance, and sanctions and export controls targeting the nuclear program.
Weapon Program Background Report
June 29, 2020
Iran's arsenal of guided missiles is the largest and most diverse in the Middle East. The essay provides an overview of Iran's current capabilities, identifies key entities supporting the effort, explains where Iran has found foreign help, and reviews efforts to hinder Tehran’s progress.
Weapon Program Background Report
December 13, 2019
This chronology tracks chemical weapon-related developments involving Iran, from its accession to the Geneva Protocol in 1929, through the use of chemical weapons during the Iran-Iraq War, Iran's CW-related procurement from foreign suppliers, and U.S. sanctions targeting entities involved in these procurement efforts.
Weapon Program Background Report
November 26, 2019
This essay describes the origins of Iran's chemical weapon (CW) program during the Iran-Iraq war, Iran's efforts to establish an indigenous CW production capability through foreign procurement, its CW-related transfers, and its adherence to the Chemical Weapons Convention (CWC).