Complex sentence: Using the social context of the day to day lives of the band members; their collective underground project was revealed to be decidedly contrary to the prevailing notions of progress and success that the country was enjoying at the time.
Split into simpler sentences: Using the social context of the day to day lives of the band members. Their collective underground project was revealed to be decidedly contrary to the prevailing notions of progress and success that the country was enjoying at the time.