Suggested preparatory reading:
Peter Burke, Popular Culture in Early Modern Europe (1978), Ch. 7; Natalie Zemon Davis, ‘The Rites of Violence: Religious Riot in Sixteenth Century France’, Past and Present, 59 (1973); Pieter Bruegel the Elder, The Fight Between Carnival and Lent (1559): upload.wikimedia.org/wikipedia/commons/1/1a/Pieter_Bruegel_d._%C3%84._066.jpg
