About Battle of Los Angeles
The Battle of Los Angeles was a wartime false alarm that occurred over Los Angeles County, California, on the night of 24–25 February 1942. During the incident, U.S.
- Also known as
- Great Los Angeles Air Raid
- Date
- Night of 24–25 February 1942
- Place
- Los Angeles County, California
- Shells fired
- About 1,400 (1,433 or 1,440 by different counts)
- Deaths
- Five civilians, indirectly
- Explanation
- Weather balloons and "war nerves"
- Location
- Los Angeles, California
- Coordinates
- 34.0500, -118.2400 ↗
The full story, section by section
The story of Battle of Los Angeles in 8 parts. Tap any part to read it in full.
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BackgroundAfter Japan attacked Pearl Harbor on 7 December 1941 and the United States entered the Second World War the next day, fear and suspicion grew across the country, especially on the West Coast, where a Japanese attack or invasion was considered a real possibility.Read this part →
Map of the Ellwood oil field near Santa Barbara, shelled by a Japanese submarine on 23 February 1942. · Photo: User:Antandrus, Public domain, Wikimedia Commons -
The alarmsOn 24 February the Office of Naval Intelligence warned that an attack on mainland California could be expected within the next ten hours.Read this part → Illustration drawn for this site — not a photograph.
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The barrageAt 3:06 a.m., according to the Office of Air Force History, a balloon carrying a red flare was seen over Santa Monica and four anti-aircraft batteries opened fire, at which point "the air over Los Angeles erupted like a volcano".Read this part →
Searchlights converging during the Battle of Los Angeles, 1942 · Photo: Unknown authorUnknown author, Public domain, Wikimedia Commons -
Damage and casualtiesNo bombs were dropped and no aircraft were found.Read this part → Illustration drawn for this site — not a photograph.
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Official explanations and the pressWithin hours, Secretary of the Navy Frank Knox told a press conference that the whole incident had been a false alarm caused by anxiety and "war nerves", and that there was no evidence of enemy planes.Read this part →
Page B of the February 26, 1942, Los Angeles Times, showing the coverage of the so-called Battle of Los Angeles and its aftermath (lots of articles on people finding dud shells, unexploded ordnance, etc. · Photo: LA Times., Public domain, Wikimedia Commons -
What caused itAfter the war ended in 1945, the Japanese government said it had flown no aircraft over Los Angeles during the war.Read this part → Illustration drawn for this site — not a photograph.
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The photograph and UFO claimsOn 26 February 1942 the Los Angeles Times published a photograph of searchlight beams converging on a bright spot in the sky.Read this part →
Battle of Los Angeles · Photo: Unknown authorUnknown author, Public domain, Wikimedia Commons -
LegacyThe raid was played for laughs in Steven Spielberg's 1979 comedy 1941, starring Dan Aykroyd, John Belushi and John Candy, which was billed as "A Comedy Spectacular".Read this part → Battery Farley, a former gun emplacement at Fort MacArthur, whose museum holds an annual "Great LA Air Raid of 1942" event. · Photo: Regular Daddy, CC BY 2.5, Wikimedia Commons
Key people
The people at the centre of the story — witnesses, investigators, officials and sceptics:

- William TompkinsWilliam Tompkins was a former Douglas Aircraft employee and Navy worker whose memoir became a foundational text for the secret space program movement. He claimed that during World War II he helped de…
Related cases & events
Events and sightings linked to Battle of Los Angeles:
🛸 Case · 15 min read2024 New Jersey drone sightingsThe 2024 New Jersey drone sightings were a wave of reports of unidentified drones flying at night that began in New Jersey in mid-November 2024 and spread to New York, Pennsylvania, and other states. An FBI-led investigation reviewed more than 5,000 reports a…
🗓️ Event · 7 min readTompkins's secret space program claimsWilliam Tompkins was a former Douglas Aircraft engineer who claimed in a 2016 book and interviews that a hidden effort began in the 1940s to build antigravity spacecraft using captured alien and Nazi technology. He asserted that human-like extraterrestrials h…
🗓️ Event · 6 min readWilliam Tompkins and the Douglas documentsThis article is about documents provided by former Douglas Aircraft Company engineer William Tompkins, which were dated March 1, 1955, and discussed in a 2024 UFO timeline. The documents show that Tompkins worked at Douglas and a San Diego naval station, and …Related topics & places
Ideas, terms and places that come up in the story:
🛸 UFO sightings near Battle of Los Angeles
262 sightings on ufos.dev were reported within 100 km. The most-upvoted:
Sightings that mention Battle of Los Angeles
More in the encyclopedia
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Questions & answers
What is Battle of Los Angeles?
Battle of Los Angeles: The Battle of Los Angeles was a wartime false alarm that occurred over Los Angeles County, California, on the night of 24–25 February 1942. During the incident, U.S. Read: Battle of Los Angeles →
Where is Battle of Los Angeles?
Battle of Los Angeles is in Los Angeles, California (about 34.050, -118.240). Read: Battle of Los Angeles →
What else is Battle of Los Angeles called?
Battle of Los Angeles is also known as Great Los Angeles Air Raid.
Who is William Tompkins?
William Tompkins was a former Douglas Aircraft employee and Navy worker whose memoir became a foundational text for the secret space program movement. He claimed that during World War II he helped debrief U.S. Read: William Tompkins →
What was 2024 New Jersey drone sightings?
2024 New Jersey drone sightings: The 2024 New Jersey drone sightings were a wave of reports of unidentified drones flying at night that began in New Jersey in mid-November 2024 and spread to New York, Pennsylvania, and other states. An FBI-led investigation reviewed more than 5,000 reports and found nothing anomalous, concluding that most sightings were actually authorized drones, manned aircraft, stars, and planets. Read: 2024 New Jersey drone sightings →
What was Tompkins's secret space program claims?
Tompkins's secret space program claims: William Tompkins was a former Douglas Aircraft engineer who claimed in a 2016 book and interviews that a hidden effort began in the 1940s to build antigravity spacecraft using captured alien and Nazi technology. He asserted that human-like extraterrestrials helped the US Navy design large space carriers while rival fleets were built with reptile-like beings. According to a 2024 congressional timeline, Tompkins provided documentation that he worked at Douglas and a Naval air station, but offered no evidence for his claims about secret space programs and extraterrestrial alliances. Read: Tompkins's secret space program claims →
What is Unidentified flying object?
Unidentified flying object: An unidentified flying object, or UFO, is an unexplained phenomenon or object seen in the sky, with the modern craze originating in the United States in June 1947. While popular culture often equates UFOs with alien spacecraft, most investigations reveal them to be known objects, natural phenomena, hoaxes, or mirages, and no government investigation has ever concluded they are extraterrestrial. Read: Unidentified flying object →
Have UFOs been reported near Battle of Los Angeles?
262 sightings on ufos.dev were reported within 100 km of Battle of Los Angeles, and 13 mention it by name. Sightings near Battle of Los Angeles →

