The Red Cross is formed, the New York Stock Exchange crashes on "Black Tuesday," Cassius Clay fights for the first time, and John Glenn returns to space, all on this day.
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The Computer History Museum
1969: The first-ever computer-to-computer link is established on the U.S. Department of Defense's Advanced Research Projects Agency Network (ARPANET), the precursor to the Internet. Pictured is a log of the first message ever sent via the ARPANET between computers at UCLA and the Stanford Research Institute.