On this day: October 11

Published On: Oct 10 2012 05:56:13 PM EDT   Updated On: Oct 11 2013 02:00:00 AM EDT

The first successful manned Apollo mission launches, John Lennon releases the song "Imagine," George Washington gets a posthumous promotion, and Anita Hill accuses Clarence Thomas of sexual harassment, all on this day.

OTD October 11 - Mason-Dixon Line
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1767: Surveying for the Mason–Dixon Line forming part of the borders of Pennsylvania, Maryland, Delaware and West Virginia (then part of Virginia) is completed.