Skip to main content
National Association of Professional Baseball Leagues
credit John F. Kennedy Presidential Library and Museum, Boston, MA; National Archives Records Administration
National Association of Professional Baseball Leagues
credit John F. Kennedy Presidential Library and Museum, Boston, MA; National Archives Records Administration

National Association of Professional Baseball Leagues

American, 1902 - 1999
n 1902, the National Association of Professional Baseball Leagues was formed as an umbrella organization for minor leagues. An agreement between the major leagues and the new minor league association was written. The new document established league classifications, roster and salary limits and a system for drafting players. It recognized reserve lists and created a Board of Arbitration that was given the power to suspend players, clubs, or officials for violations. Patrick Powers was elected first president. The organization changed its name Minor League Baseball in 1999