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1952 Washington D.C. UFO Flap

For two consecutive weekends in July 1952, UFOs invaded Washington airspace, appearing on radar at multiple facilities and being seen by pilots. Fighter jets were scrambled over the nation's capital in America's most significant UFO event.

July 19, 1952
Washington, D.C., USA
200+ witnesses

UFOs Over the Capital

In July 1952, UFOs appeared over Washington, D.C. on two consecutive weekends, triggering radar tracking at multiple facilities and fighter jet scrambles. The events prompted the largest press conference since World War II.

The Dates

Two weekends:

  • July 19-20, 1952
  • July 26-27, 1952
  • Consecutive weeks
  • Similar patterns
  • Same locations

July 19-20

First weekend:

  • Objects on radar
  • Washington National Airport
  • Andrews AFB
  • Multiple targets
  • Extended duration

The Radar

Technical evidence:

  • Multiple returns
  • Solid targets
  • Various facilities
  • Consistent tracking
  • Not equipment error

The Pilots

Visual confirmation:

  • Commercial pilots saw lights
  • Described formations
  • Matched radar positions
  • Credible witnesses
  • Multiple aircraft

Fighter Scramble

Military response:

  • F-94 jets launched
  • Attempted intercept
  • Objects disappeared
  • Returned after jets left
  • Playing with fighters

July 26-27

Second weekend:

  • Same pattern
  • More witnesses
  • More radar tracks
  • National attention
  • Crisis mode

The Press Conference

Historic briefing:

  • Major General John Samford
  • Air Force Director of Intelligence
  • Largest since WWII
  • Explanation attempted
  • Temperature inversion theory

Temperature Inversion

Official explanation:

  • Weather phenomenon
  • False radar returns
  • Visual misidentification
  • Critics disagreed
  • Inadequate explanation

Problems with Explanation

Critics noted:

  • Experienced radar operators
  • Multiple facilities
  • Visual confirmation
  • Object behavior
  • Didn’t match weather

Edward Ruppelt

Project Blue Book head:

  • Investigated personally
  • Found explanation weak
  • Documented case
  • Later wrote about it
  • Credible analysis

National Impact

Effects:

  • Public alarm
  • Congressional concern
  • Military embarrassment
  • Media frenzy
  • Lasting significance

The Robertson Panel

Aftermath:

  • CIA convened panel
  • January 1953
  • Recommended debunking
  • Changed UFO policy
  • Historical turning point

Significance

UFOs over nation’s capital with radar confirmation, fighter response, and unprecedented press attention.

Legacy

The 1952 Washington flap remains America’s most significant UFO event—objects over the capital that prompted military scrambles and changed how the government would handle UFO reports forever.