Baseball

9/23 — The Knickerbockers Baseball Club, the first baseball team to play under the modern rules, is founded in New York.

10/1 — Baseball: The Boston Americans play the Pittsburgh Pirates in the first game of the modern World Series.

5/5 — Pitching against the Philadelphia Athletics at the Huntington Avenue Grounds, Cy Young of the Boston Americans throws the first perfect game in the modern era of baseball.

4/20 — Opening day for baseball's Tiger Stadium in Detroit, and Fenway Park in Boston.

4/23 — First baseball game at Wrigley Field, then known as Weeghman Park, in Chicago.

8/11 — Babe Ruth becomes the first baseball player to hit 500 home runs in his career with a home run at League Park in Cleveland, Ohio.

7/4 — Lou Gehrig, recently diagnosed with Amyotrophic lateral sclerosis, informs a crowd at Yankee Stadium that he considers himself "The luckiest man on the face of the earth", then announces his retirement from major league baseball.

6/10 — In baseball, 15-year-old Joe Nuxhall of the Cincinnati Reds becomes the youngest player ever in a major-league game.

2/20 — Emmett Ashford becomes the first African-American umpire in organized baseball by being authorized to be a substitute umpire in the Southwestern International League.

4/9 — Astrodome opens. First indoor baseball game is played.

4/8 — Frank Robinson manages the Cleveland Indians in his first game as major league baseball's first African American manager.

9/26 — 야구: 놀란 라이언이 자신의 다섯 번째 노히터를 던져 메이저 리그 기록을 세웠다.

4/21 — Baseball: Rollie Fingers of the Milwaukee Brewers becomes the first pitcher to record 300 saves.

9/12 — Dwight Gooden sets the baseball record for strikeouts in a season by a rookie with 246, previously set by Herb Score in 1954. Gooden's 276 strikeouts that season, pitched in 218 innings, set the current record.

9/11 — Pete Rose breaks Ty Cobb's baseball record for most career hits with his 4,192nd hit.

8/24 — Cincinnati Reds manager Pete Rose is banned from baseball for gambling by Commissioner A. Bartlett Giamatti.

4/17 — Alexander Cartwright, American firefighter and inventor of baseball (d. 1892)

7/12 — Alexander Cartwright, American firefighter, invented baseball (b. 1820)