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
Square dance dress codes known as "proper" or "casual" (no dress code). Modern Western square dance events in Britain are increasingly seen as having a relaxed dress code, although many dancers do like to wear "traditional square dance attire". In the United States dance groups often have no particular dress code and lines between the forms of square dancing have become blurred in recent years. Traditional-revival groups typically adopt very casual dress and traditional-revival choreographers have begun to use basic movements that were invented for Modern Western square dance forms and a few modern Western callers incorporate older dances from various traditions,