dictatorship vs nationhood

dictatorship

noun
  • Any household, institution, or other organization that is run under such sovereignty or autocracy. 

  • A government which exercises autocratic rule. 

  • A type of government where absolute sovereignty is allotted to an individual or a small clique. 

nationhood

noun
  • The fact of achieving national independence or autonomy. 

  • The quality of being a nation. 

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