The U.S. Senate approves America's participation in the United Nations, the "Million Dollar Quartet" jams at Sun Studios, Led Zeppelin disbands, and Pan Am collapses, all on this day.
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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.