When was professional baseball started in the US?

Answer 1

The first "professional" Baseball team, the Cincinnati Red Stockings, were formed in 1878, however, baseball "leagues" were in existence a few years earlier. A "professional" league, the National League was formed in 1876, and baseball records begin that year.

Answer 2

In 1839 Abner Doubleday Invented baseball in Cooperstown, New York.

Answer 3

when Babe Ruth played