Deadly Bombing of United Air Lines Flight 629
November 1st, 1955
November 1st, 1955

How Long Ago?
69 years, 4 months, 14 days ago
Location
Longmont, Colorado, USA
Category
Accidents & Tragedies
People
- Edward D. Sweeney
Links & References
Tags
Deadly Bombing of United Air Lines Flight 629
United Air Lines Flight 629, a Douglas DC-6B airliner, was bombed near Longmont, Colorado, resulting in the deaths of all 39 passengers and five crew members on board. The aircraft had taken off from Denver, Colorado, when it suddenly exploded mid-air. Evidence later pointed to a bomb concealed in a suitcase aboard the aircraft, leading investigators to probe into potential motives behind the attack. The incident marked a significant event in the history of commercial aviation safety.
Flight 629 was a Douglas DC-6B airliner.
Bomb concealed in luggage caused the explosion.
All 44 people on board were killed.
Investigation led to significant aviation security changes.
What Happened?
United Air Lines Flight 629 was a scheduled passenger flight from Denver, Colorado, to New York City when it tragically exploded in mid-air near Longmont, Colorado. The Douglas DC-6B airliner had just departed Denver International Airport filled with 39 passengers and five crew members. Shortly after takeoff, an explosion ripped through the aircraft, resulting in its rapid descent into the ground. The wreckage was scattered across the countryside, with witnesses reporting seeing flames and debris falling from the sky.
Investigators quickly set to work to determine the cause of the explosion. The subsequent investigation revealed that a suitcase containing a bomb had been placed on board the flight. This suitcase belonged to a passenger, a man named Edward D. Sweeney, who had a troubled history and was suspected of criminal activity. The motive behind the bombing was believed to be linked to a life insurance policy taken out in favor of his own family.
The aftermath of the bombing led to increased scrutiny of aviation security protocols and highlighted the potential dangers of unchecked baggage. Moreover, the tragedy raised awareness and prompted discussions surrounding safety measures in air travel, leading to significant changes in regulations regarding airline security.
Why Does it Matter?
The bombing of United Air Lines Flight 629 is notable for its impact on the aviation industry and security policies. This event was one of the first prominent cases of domestic aviation terrorism, which contributed to the subsequent development of stricter security measures for air travel. The depth of the investigation and ensuing public discourse highlighted vulnerabilities that existed in commercial aviation during the mid-20th century, influencing changes that would shape future airport and airline security practices.
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