Complex sentence: The division was disbanded when the league expanded from 29 to 30 teams with the addition of the Charlotte Bobcats at the start of the 2004--05 season, the league realigned itself into two conference with three divisions each.
Split into simpler sentences: The division was disbanded when the league expanded from 29 to 30 teams with the addition of the Charlotte Bobcats at the start of the 2004--05 season. The league realigned itself into two conference with three divisions each.