No, the golden league is a league of "independent" teams and while it is still a professional baseball league, it is in no way affiliated with major league baseball. The term "minor league" refers to teams which are owned by major league organizations for the growth of their young talent.
Milwaukee Brewers
Yabkees
They were a Negro League Baseball team. Satchel Paige pitched for 'em.
Going back to 1871, out of 17172 baseball players, 8240 have pitched in at least one game, 48%
Thompson Okanagan Junior Lacrosse League was created in 2000.
Joel Thompson - rugby league - was born on 1988-08-24.
Troy Thompson - rugby league - was born on 1979-11-06.
Warren Thompson - rugby league - was born on 1990-02-24.
No. Johnny Bench never pitched in a Major League Baseball game.
It would be very hard for another entity to join Major League Baseball now that sports organizations are considering dropping teams.
Frank Lary of the Detroit Tigers with 21 wins and 294 innings pitched.