On this day: September 24

POSTED: 3:39 AM Sep 23 2012   UPDATED: 12:00 AM Sep 24 2013

America's first National Monument is declared, the world's first nuclear-powered aircraft carrier is launched, we say goodbye to Dr. Seuss, and Nirvana hits it big with "Nevermind," all on this day.

OTD September 24 - Benedict Arnold
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National Archives and Records Administration

1780: American Continental Army Gen. Benedict Arnold flees to British Army lines when the arrest of British Maj. John André exposes Arnold's plot to surrender West Point to the British. After his defection, he was commissioned as a brigadier general in the British Army.

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