January 16: Gold GloveoutfielderCurt Flood files a civil lawsuit challenging baseball's reserve clause, a suit that will have historic implications. Flood refused to report to the Phillies after he was traded by the Cardinals, contending the baseball rule violates federal antitrust laws.
August 22 — US swimmer Mark Spitz breaks his own, nearly three-year old world record in the men's 200m butterfly (long course) with a time of 2:05.4. At the same meet and on the same day in Los Angeles, California he loses it to compatriot Gary Hall Sr., who swims 2:05.0.