The North American Baseball System includes Major League Baseball, Minor League Baseball, Independent Baseball and the Men’s Amateur Baseball League (a National Tournament for the top Amateur Baseball teams in USA, which has included in its Senior League tournament MSBL the Ulster Buccaneers (also known as Ireland Buccaneers and UK & Ireland Buccaneers)

Baseball Winter Leagues

Winter Baseball Leagues create a space for players to play out of the Major and Minor League Baseball seasons. Some are in the Caribbean, while other leagues, such as the Arizona Fall League are in the USA.