1942 'battle of Los Angeles'

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Five years before Roswell, five years before pilot Kenneth Arnold's landmark sightings of "flying saucers" in the Pacific Northwest, 3 years before the Battle of the Bulge, two years before D-Day, and years before the so-called "modern UFO era" had officially begun, there was the Battle of Los Angeles, arguably the most sensational, dramatic UFO mass encounter on record.