On this day: February 20

Published On: Feb 19 2013 06:12:59 PM CST   Updated On: Feb 20 2014 01:00:00 AM CST

The Post Office is born, World War II gets its first flying ace, John Glenn becomes the first American to orbit the Earth, and a fire at a Great White concert leaves 100 dead, all on this day.

OTD February 20 - Lauren Ambrose
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Mario Anzuoni/Reuters

1978: Actress Lauren Ambrose, best known for playing Claire Fisher on the HBO drama "Six Feet Under," is born in New Haven, Conn.

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