On this day: September 20

POSTED: 11:42 PM Sep 19 2012   UPDATED: 1:00 AM Sep 20 2015

Magellan sets sail, the first American-made, gas-powered car goes for a spin, Cal Ripken sits for the first time in 16 years, and the U.S. ends "Don't Ask, Don't Tell," all on this day.

OTD September 20 - Don't Ask Don't Tell
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David B. Gleason/Wikimedia Commons

2011: The United States ends its "Don't Ask, Don't Tell" policy, allowing gay men and women to serve openly in the military for the first time.