1888 – TheĀ Cleveland SpidersĀ are formally admitted to theĀ National League, creating a vacancy in theĀ American Association. Cleveland will replace theĀ Detroit Wolverines.

1888 – TheĀ Cleveland SpidersĀ are formally admitted to theĀ National League, creating a vacancy in theĀ American Association. Cleveland will replace theĀ Detroit Wolverines.