MAY 14, 1920
The Giants inform the Yankees, tenants since 1913, their lease to play at the Polo Grounds will not be renewed at the end of the season. There is speculation the National League team, who later will decide to continue sharing their home until the Yankees’ new stadium is completed in 1923, may have been reacting to the team’s recent acquisition of Babe Ruth.
(Nationalpastime.com)