On July 10, 1911 — When umpire Bill Klem stops the Phillies-Cardinals contest to have an unruly fan banned from the Baker Bowl, the removal marks the first expulsion of a patron from a game. The standard practice at the time was to use bodyguards after the contest to protect the arbitrators, rather than risk the crowd’s ire by ousting one of their own.

Sources:
National Pastime January 28

Support us!
Own this Day and Be Part of Baseball History