By: HISTORY.com Editors

1942

Japanese bomb U.S. mainland

Published: November 16, 2009Last Updated: May 27, 2025

On September 9, 1942, a Japanese floatplane drops incendiary bombs on an Oregon state forest—the first air attack on the U.S. mainland in the war.

Launching from the Japanese sub I-25, Nobuo Fujita piloted his light aircraft over the state of Oregon and firebombed Mount Emily, alighting a state forest. The president immediately called for a news blackout for the sake of morale. No long-term damage was done, and Fujita eventually went home to train navy pilots for the rest of the war.

When Japan Launched Killer Balloons in World War II

Japan’s bizarre WWII plan to bomb the continental U.S. by high-altitude balloons claimed its first and only victims—an Oregon church group in 1945.

Japan’s bizarre WWII plan to bomb the continental U.S. by high-altitude balloons claimed its first and only victims—an Oregon church group in 1945.

By: Christopher Klein
Timeline

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Citation Information

Article Title
Japanese bomb U.S. mainland
Website Name
History
Date Accessed
March 27, 2026
Publisher
A&E Television Networks
Last Updated
May 27, 2025
Original Published Date
November 16, 2009