1998 Major League Baseball expansion 1998 Major League Baseball expansion The 1998 Major League Baseball expansion resulted in the establishment of Major League Baseball (MLB)'s 29th and 30th teams beginning play for the 1998 season. After initiating an expansion committee in March 1994, 27 groups representing nine cities submitted bids for the proposed expansion teams. After a yearlong process, on March 9, 1995, the league awarded the National League franchise to Phoenix and the American League franchise to Tampa. The Arizona Diamondbacks and the Tampa Bay Devil Rays (currently the Tampa Bay Rays), would subsequently begin play for the 1998 season. With the successes of
Baseball in Japan The pro baseball season is eight months long with games beginning in April. Teams play 144 games (as compared to the 162 games of the American major league teams), followed by a playoff system, culminating in a championship held in October, known as the Japan Series. Corporations with interests outside baseball own most of the teams. Historically, teams have been identified with their owners, not where the team is based. However, in recent years, many owners have chosen to include a place name in the names of their teams; the majority of the 12 Nippon Professional Baseball League (NPB) teams