The Triangle Invasion

From November 1989 to April 1991, thousands of Belgians witnessed large triangular UFOs. The Belgian Air Force scrambled F-16s. Radar confirmed the objects. The government investigated openly. No explanation was ever found.

The Wave

Timeline:

• Began November 29, 1989
• Continued 18 months
• Thousands of sightings
• Military involvement
• National phenomenon

First Sighting

November 29, 1989:

• Eupen area
• Police officers
• Large triangle
• Three lights
• Low altitude

The Objects

Description:

• Triangular shape
• Black or dark
• Light at each corner
• Central red light
• Massive size

The Size

Scale reported:

• Football field sized
• Some larger
• Silent or humming
• Low flight
• Impossible to miss

Police Sightings

Law enforcement:

• Multiple officers
• Independent reports
• Same description
• Professional witnesses
• Documented

March 30-31, 1990

Peak night:

• Mass sightings
• F-16 scramble
• Radar confirmation
• Military engagement
• Famous night

The Radar Lock

What happened:

• Objects tracked
• F-16s pursued
• Radar lock achieved
• Objects accelerated
• Impossible maneuvers

The Speeds

Recorded data:

• Instantaneous acceleration
• 1,000+ mph
• Sharp turns
• G-forces lethal
• No aircraft capable

F-16 Footage

Gun camera:

• Recorded tracking
• Radar display shown
• Objects evading
• Public release
• Historic evidence

Belgian Air Force Response

Unusual honesty:

• Press conferences
• Data shared
• Admitted unknown
• No cover-up
• Seeking answers

Colonel Wilfred De Brouwer

Air Force spokesman:

• Briefed press
• Showed evidence
• Confirmed reality
• Requested help
• Professional approach

SOBEPS Investigation

Civilian group:

• Society for Belgian Space Phenomena
• Investigated fully
• Collected reports
• Published findings
• Thousands of cases

The Photograph

Famous image:

• Petit-Rechain photo
• Triangle with lights
• Later admitted hoax
• Doesn’t negate others
• Wave was real

Witness Demographics

Who saw them:

• Police officers
• Pilots
• Military
• Citizens
• All social classes

Duration

The wave:

• 18 months
• Multiple locations
• Same objects
• Consistent pattern
• Then stopped

Significance

National UFO wave with military confirmation, radar evidence, and government transparency.

Legacy

The Belgian UFO wave showed how disclosure could work—a government that investigated openly, shared evidence publicly, and admitted when something couldn’t be explained.