- 1869 Cincinnati Red Stockings play their first official game as the sport's first professional side against the Great Western Base Ball Club winning 45-9
"The Don't Make A Wave Committee," a fledgling environmental organization founded in Canada in 1971, officially changes its name to the "Greenpeace Foundation"
On May 4, 1972
Cowboy Bill Pickett invents bulldogging, the skill of grabbing cattle by the horns and wrestling them to the ground
On May 4, 1893