Wrigley Field is a baseball stadium in Chicago, Illinois, United States that has served as the home ballpark of the Chicago Cubs since 1916. It was built in 1914 as Weeghman Park for the Chicago Federal League baseball team, the Chicago Whales. It was called Cubs Park between 1920 and 1926 before being renamed for then Cubs team owner and chewing gum magnate, William Wrigley, Jr.. Between 1921 and 1970, it was also the home of the Chicago Bears of the National Football League. In addition, it hosted the second annual National Hockey League Winter Classic on January 1, 2009.