On this day: December 4

Published On: Dec 03 2012 06:14:12 PM CST   Updated On: Dec 04 2016 01:00:00 AM CST

The U.S. Senate approves America's participation in the United Nations, Led Zeppelin disbands, and Pan Am collapses, all on this day.

OTD December 4 - Pan Am
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Ralf Manteufel/Wikimedia Commons

1991: After declaring bankruptcy earlier in the year and having its profitable assets bought up by Delta Air Lines, Pan Am, once the principal and largest international air carrier in the United States, ceases operations.

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