1962 MLB season changes:
- 1962 expansion:
- Houston Colt 45s are enfranchised; join the National League
- New York Mets are enfranchised; join the National League
- Los Angeles Angels leave Wrigley Field and open Chavez Ravine Stadium
- Los Angeles Dodgers leave Los Angeles Memorial Coliseum and open Dodger Stadium
- Washington Senators leave Griffith Stadium and open District of Columbia Stadium