First U.S. All-Star Baseball Game
On July 6, 1933, the first All-Star game was played at Comiskey Park in Chicago, Illinois.
Opening of the Baseball Hall of Fame
On June 12, 1939, the Baseball Hall of Fame opened in Cooperstown, New York.
Opening of Original Yankee Stadium
On April 18, 1923, the Yankees played their first game in “The House that Ruth Built.”