Cardinal Nation, or Redbird Nation, is a term commonly used to describe, in aggregate, the fans of the St. Louis Cardinals baseball franchise. Cardinal Nation encompasses not just the area around St. Louis, but also a large portion of the Midwest and South. The team is traditionally popular in these regions and Cardinals games are broadcast on radio and television affiliates in ten states: Oklahoma, southern and central Illinois, southwest Indiana, Iowa, western Kentucky, Missouri, Arkansas, west Tennessee and parts of northern Mississippi and Alabama. The term "Cardinal Nation" has been in use since the 1930s, when the team's success and St. Louis radio greatly increased the Cardinals' popularity over a large area of the United States. "Cardinal Nation" remains a major term in team promot