Complex sentence: After Independence the instituion of devadasis (regarded as being akin to prostitution) became banned and dance developed as a university subject and dance schools & instituions with curriculums & examinations came into being.
Split into simpler sentences: After Independence the instituion of devadasis (regarded as being akin to prostitution) became banned. Thereafter dance developed as a university subject and dance schools & instituions with curriculums & examinations came into being.