National Security Archive

Disappearing Data, Part II: Distorted Science and Deregulation Washington, D.C., September 30, 2025 - Eight months into President Donald Trump’s second term, the administration has fundamentally distorted the federal information landscape as it continues to rewri...

Link to the report: nsarchive.gwu.edu/briefing-boo...

YouTube video by nsarchive Disappearing Data, Part II: Distorted Science and Deregulation

The Archive's @rsanta.bsky.social talks about her new report on Disappearing Climate Data
www.youtube.com/shorts/BNDSe...

Disappearing Data, Part II: Distorted Science and Deregulation Washington, D.C., September 30, 2025 - Eight months into President Donald Trump’s second term, the administration has fundamentally distorted the federal information landscape as it continues to rewri...

Wrote for the @nsarchive.bsky.social about how the Trump administration has significantly ramped up its efforts to remove and alter critical climate resources and data this summer:
nsarchive.gwu.edu/briefing-boo...

Work with @nsarchive.bsky.social or other NGOS in Washington, DC, on international peace & security issues.

Apply to @scovillepf.bsky.social by Oct 20 for the spring 2026 semester.

Disappearing Data, Part II: Distorted Science and Deregulation Washington, D.C., September 30, 2025 - Eight months into President Donald Trump’s second term, the administration has fundamentally distorted the federal information landscape as it continues to rewri...

Disappearing Data, Part II: Distorted Science and Deregulation

White House Ramps Up Effort to Remove and Alter Information on Climate Change
nsarchive.gwu.edu/briefing-boo...

Work with @nsarchive.bsky.social or other NGOS in Washington, DC, on international peace & security issues.

Apply to @scovillepf.bsky.social by Oct 20 for the spring 2026 semester.

The DEA and Ayotzinapa Washington, D.C., September 26, 2025 - The eleventh anniversary of the enforced disappearance of 43 Mexican students from the Ayotzinapa college brings a grim reckoning. To date, no one has been held ...

The DEA and Ayotzinapa: Intercepted Text Messages Contain Critical Information About the Night in Iguala (Click below to read)
nsarchive.gwu.edu/briefing-boo...

Spying on Climate: Inside the Intelligence Community’s Environmental Legacy Washington, D.C., June 30, 2025 – For over 20 years, the U.S. Intelligence Community (IC) has viewed climate change as a serious national security threat that will create “new and compounded stresses ...

Global Trends reports have been published every 4 years since the ‘90s, and provide detailed frameworks of possible future scenarios like climate change challenges and pandemic risks. You can read about these reports in this @nsarchive.bsky.social posting:
nsarchive.gwu.edu/briefing-boo...

Gabbard Ends Intelligence Report on Future Threats to U.S.

Gabbard just eliminated the 2025 Global Trends report—probably one of the most objective and comprehensive intelligence products that helps policymakers craft national security strategy in uncertain futures.
www.nytimes.com/2025/09/26/u...

80th Anniversary of the Atomic Bombings: Revisiting the Record Washington, D.C., September 25, 2025 - Newly published documents and photographs concerning the radiation and blast effects of the August 1945 bombings of Hiroshima and Nagasaki provide graphic detail...

80th Anniversary of the Atomic Bombings: Revisiting the Record (click below to read) nsarchive.gwu.edu/briefing-boo...

A map from the "Final Report" of the Manhattan Project's "Investigative Group" depicts the extent of the damage from the atomic bomb dropped on Nagasaki, Japan.

A map from the "Final Report" of the Manhattan Project's "Investigative Group" depicts the extent of the damage from the atomic bomb dropped on Hiroshima, Japan.

The "Final Report" also included large, color-coded maps depicting the extent of the physical damage in Hiroshima and Nagasaki.

One newly published record is the “Final Report” of the Manhattan Project’s “Investigative Group,” which includes a detailed medical study on the injuries caused by the explosions along with photographic reports on blast and fire damage. nsarchive.gwu.edu/document/334...

80th Anniversary of the Atomic Bombings: Revisiting the Record Washington, D.C., September 25, 2025 - Newly published documents and photographs concerning the radiation and blast effects of the August 1945 bombings of Hiroshima and Nagasaki provide graphic detail...

80th Anniversary of the Atomic Bombings: Revisiting the Record

New Archival Evidence on Deadly Radiation, Blast and Fire Effects in Hiroshima and Nagasaki
nsarchive.gwu.edu/briefing-boo...

The intrepid Dr. Bill Burr found these huge, color-coded maps of atomic bomb damage in Hiroshima and Nagasaki folded up inside a box at the National Archives.

A page from the British Mission report on the atomic bombings shows that they calculated a standardized killled rate of 50,000 people per atomic bomb.

A 1946 British government report published today found that people near the detonations were killed “several times over” by the various effects of the nuclear explosions and postulated a “standardized kill rate” of 50,000 fatalities for an atomic bomb. nsarchive.gwu.edu/document/334...

A map from the "Final Report" of the Manhattan Project's "Investigative Group" depicts the extent of the damage from the atomic bomb dropped on Nagasaki, Japan.

A map from the "Final Report" of the Manhattan Project's "Investigative Group" depicts the extent of the damage from the atomic bomb dropped on Hiroshima, Japan.

The "Final Report" also included large, color-coded maps depicting the extent of the physical damage in Hiroshima and Nagasaki.

One newly published record is the “Final Report” of the Manhattan Project’s “Investigative Group,” which includes a detailed medical study on the injuries caused by the explosions along with photographic reports on blast and fire damage. nsarchive.gwu.edu/document/334...

80th Anniversary of the Atomic Bombings: Revisiting the Record Washington, D.C., September 25, 2025 - Newly published documents and photographs concerning the radiation and blast effects of the August 1945 bombings of Hiroshima and Nagasaki provide graphic detail...

80th Anniversary of the Atomic Bombings: Revisiting the Record

New Archival Evidence on Deadly Radiation, Blast and Fire Effects in Hiroshima and Nagasaki
nsarchive.gwu.edu/briefing-boo...

Artwork by Jenny Holzer titled "Top Secret (six works)" shows six document pages of black rectangles that apparently conceal text below.

The National Security Archive is looking for a Social Media and Communications Intern!

Follow this link for more information: nsarchive.gwu.edu/archive-look...

If you signed up for our email alerts but haven't been receiving them recently, you may have been mistakenly unsubscribed. We apologize for the error. You can resubscribe here: nsarchive.salsalabs.org/signupform/i...

Invisible, silenciado y casi abandonado: El Archivo Histórico de la Policía Nacional de Guatemala en su vigésimo aniversario Washington, D.C., 4 de septiembre de 2025 - Hace veinte años, un grupo de investigadores de derechos humanos en Guatemala se topó con un enorme archivo que contenía millones de registros históricos pe...

"¿Qué pasó con ese enorme archivo lleno de documentos sobre atrocidades contra los derechos humanos que descubrieron en Guatemala?"
Respuestas, de @nsarchive.bsky.social
nsarchive.gwu.edu/news/guatema...

If you signed up for our email alerts but haven't been receiving them recently, you may have been mistakenly unsubscribed. We apologize for the error. You can resubscribe here: nsarchive.salsalabs.org/signupform/i...

Invisible, silenciado y casi abandonado: El Archivo Histórico de la Policía Nacional de Guatemala en su vigésimo aniversario Washington, D.C., 4 de septiembre de 2025 - Hace veinte años, un grupo de investigadores de derechos humanos en Guatemala se topó con un enorme archivo que contenía millones de registros históricos pe...

Invisible, silenciado y casi abandonado: El Archivo Histórico de la Policía Nacional de Guatemala en su vigésimo aniversario
nsarchive.gwu.edu/news/guatema...

Invisible, silenciado y casi abandonado: El Archivo Histórico de la Policía Nacional de Guatemala en su vigésimo aniversario Washington, D.C., 4 de septiembre de 2025 - Hace veinte años, un grupo de investigadores de derechos humanos en Guatemala se topó con un enorme archivo que contenía millones de registros históricos pe...

el informe ya disponible en esp léanlo :-) @nsarchive.bsky.social @katidoyle.bsky.social

nsarchive.gwu.edu/news/guatema...

Invisible, silenciado y casi abandonado: El Archivo Histórico de la Policía Nacional de Guatemala en su vigésimo aniversario Washington, D.C., 4 de septiembre de 2025 - Hace veinte años, un grupo de investigadores de derechos humanos en Guatemala se topó con un enorme archivo que contenía millones de registros históricos pe...

Invisible, silenciado y casi abandonado: El Archivo Histórico de la Policía Nacional de Guatemala en su vigésimo aniversario
nsarchive.gwu.edu/news/guatema...

Spy vs. Spy: Scenes from the Cold War in Colombia, 1963-72 Washington, D.C., September 3, 2025 - Covert CIA surveillance of a Soviet agent under diplomatic cover in Mexico City in 1968 led to the acquisition of intelligence on the “entire clandestine leadersh...

I dug through the JFK assassination papers to see what I could learn about CIA operations in Colombia during the 1960s and 70s. Here's what I found. nsarchive.gwu.edu/briefing-boo...

If you signed up for our email alerts but haven't been receiving them recently, you may have been mistakenly unsubscribed. We apologize for the error. You can resubscribe here: nsarchive.salsalabs.org/signupform/i...

Spy vs. Spy: Scenes from the Cold War in Colombia, 1963-72 Washington, D.C., September 3, 2025 - Covert CIA surveillance of a Soviet agent under diplomatic cover in Mexico City in 1968 led to the acquisition of intelligence on the “entire clandestine leadersh...

Interesting declassified documents and analysis from @nsarchive.bsky.social:

nsarchive.gwu.edu/briefing-boo...

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Other records published today show how the CIA manipulated the Colombian news media through covert propaganda operations to secretly plant information in the press. nsarchive.gwu.edu/briefing-boo...