— Chronology
Disclosure timeline
Government events, hearings, reports, and turning-point moments in the public record. Curated by editors; submissions welcome via /contact.
2020s
- Declassification★ key event
War.gov PURSUE drop
Department of War releases 161 declassified UAP files publicly.
Source → - Report★ key event
AARO historical report Vol I
AARO releases volume I of historical UAP review, finds no evidence of extraterrestrial recovery.
Source → - Hearing★ key event
Grusch whistleblower testimony
Former intel officer testifies to House committee on alleged crash retrieval programs.
- Legislation
UAPDA introduced
UAP Disclosure Act introduced in Senate by Schumer and Rounds.
- Hearing★ key event
First congressional UAP hearing in 50 years
House Intel Subcommittee public hearing.
- Report★ key event
ODNI preliminary assessment
ODNI delivers preliminary UAP assessment to Congress (144 reports, 18 with unusual behavior).
- Report
UAP Task Force
Department of Defense forms UAP Task Force.
2010s
- Report
AATIP disclosed
Existence of the Advanced Aerospace Threat Identification Program revealed.
- Media★ key event
NYT Tic-Tac Story
New York Times publishes "Glowing Auras and Black Money" - first major modern UAP exposé.
Source →
1990s
- Sighting★ key event
Phoenix Lights
Thousands of witnesses report a V-formation of lights over Phoenix, AZ.
1950s
- Report
Robertson Panel
CIA-convened scientific panel reviews UFO evidence; recommends debunking.
- Sighting★ key event
1952 Washington DC sightings
Unidentified radar contacts over the US Capitol; jet interceptors scrambled.
1940s
- Media★ key event
Roswell Incident
Press release from RAAF claiming a "flying disc" was recovered near Roswell, NM; retracted within hours.