blackshirt vs fascism

blackshirt

noun
  • Any member of a fascist party. 

  • A uniformed member of a paramilitary wing of the Italian Fascist Party. 

fascism

noun
  • Hyponyms: alt-right, Falangism, Kahanism, Nazism 

  • Any system of strong autocracy or oligarchy usually to the extent of bending and breaking the law, race-baiting, and/or violence against largely unarmed populations. 

  • Any right-wing, authoritarian, nationalist ideology characterized by centralized, totalitarian governance, strong regimentation of the economy and society, and repression of criticism or opposition. 

  • Any extreme reliance on or enforcement of rules and regulations. 

How often have the words blackshirt and fascism occurred in a corpus of books? (source: Google Ngram Viewer )