Irish set dance Church in the form of the Public Dance Halls Act 1935. The rise of rock and roll in the 1950s caused the popularity of set dancing to fade. However, in the 1980s a revival started and many sets that have not been done for forty years or more are being recovered and danced again. To start, four couples are arranged in the form of a square to dance with each couple being in the middle of the sides of the square. Both the eight dancers in the group and the dance itself are called a "set". The dance is a
Challenge square dance of the limited number of dancers and callers, the higher the level the fewer clubs there will be. There are only a few cities that have clubs, with a live caller, dancing higher than C1 on a weekly basis. Dancers who are interested in learning or dancing a particular Challenge level often form private groups and dance using recordings. In addition to local clubs, in many places there are events organized to offer Challenge dancing to the dancers of a larger geographic area on a less-frequent basis (e.g., monthly). These often feature callers from other areas. Some general square dance