Terrorism and Counterterrorism

The MIGHTY DERRINGER Nuclear Exercise of 1986

Washington, D.C., May 29, 2012 - A secret exercise in 1986 by a U.S. government counter-terrorist unit uncovered a host of potential problems associated with disrupting a nuclear terrorist plot in the United States. Declassified documents released under the Freedom of Information Act (FOIA) and posted today by the National Security Archive offer the first detailed public look at the inner workings of the agencies, military units and other U.S. entities responsible for protecting the country from a terrorist nuclear attack.

The Capitol Riot: A Chronology

Washington, D.C., January 6, 2022 - The National Security Archive marks the one-year anniversary of the assault on the United States Capitol on January 6, 2021, with a meticulously researched timeline of the day's events. The chronology, which will serve as an important tool for investigators, researchers, and the public, is divided into three main parts:

U.S.-Iran Relations: 40 Years of Antagonism, Distrust, and Frustration Reflected in New Volume of Declassified Documents

Washington, D.C., September 20, 2021 – Over the four decades since the 1979 Iranian revolution, leaders of both the United States and the Islamic Republic of Iran have repeatedly explored opportunities for either political engagement or simple, transactional arrangements – actions that belie commonly held assumptions about a relationship defined solely by unusual animosity, according to a new volume of declassified records published this month.

Cyber Brief: U.S. Biometric Devices Captured by Taliban, According to Report

Washington D.C., August 20, 2021 - As the world observes the withdrawal of American forces from Afghanistan, the subsequent collapse of the Afghan government and the resurgence of the Taliban, it will also likely witness the targeting and persecution of thousands of Afghans, aided by U.S.-collected biometrics. In a report from The Intercept, a current U.S. military official and former U.S.

The Capitol Riot: Documents You Should Read (Part 2)

Washington, D.C., March 3, 2021 - Video evidence presented by House impeachment managers during Donald Trump’s second impeachment trial shows just how close the violent mob came to physically confronting Vice President Mike Pence and Senators Mitt Romney and Chuck Schumer, and includes footage of the mob rifling through congressional desks and offices. The never-before-seen cell phone and surveillance footage, which members of Congress watched at the same time as the public, makes the Pentagon’s continued silence about its delay in sending in the D.C.

The Capitol Riot: Documents You Should Read (Part 1)

Washington, D.C., January 13, 2021 - The Pentagon’s timeline of its response to the January 6, 2021 mob attack on the U.S. Capitol features multiple discrepancies with the public record, while the first federal indictment of mob participants details the specific legal charges that likely will be brought against others, according to the documents in the National Security Archive’s first "January 6 Sourcebook" posted today.

The Sourcebook, subtitled “documents you should read,” includes: