On this day: July 7

Published On: Jul 09 2013 12:26:27 PM CDT   Updated On: Jul 07 2014 01:00:00 AM CDT

Sliced bread goes on sale for the first time, Elvis Presley makes his radio debut, Led Zeppelin plays their last concert, Oliver North testifies at the Iran-Contra hearings, and Michael Jackson is remembered by family and friends, all on this day.

OTD July 7 - Iran-Contra
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U.S. Congress

1987: Lt. Col. Oliver North begins his public testimony at the Iran-Contra hearing, telling a joint Congressional committee that he had "never carried out a single act, not one" without authorization.

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