On this day: August 5

Published On: Jul 19 2013 05:59:14 PM CDT   Updated On: Aug 05 2014 01:00:00 AM CDT

The Mayflower departs England, the first electric traffic signal is installed, Marilyn Monroe dies, the Beatles release "Revolver," and President Reagan fires striking air-traffic controllers, all on this day.

OTD August 5 - Mark McGwire
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Lou Dematteis/Reuters

1999: Mark McGwire of the St. Louis Cardinals hits his 500th career home run, in the process setting a record for reaching the mark in the fewest at-bats (5,487). He would hit a total of 583 in his career before retiring in 2001.

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