homeland vs nation state

homeland

noun
  • The country that one regards as home. 

  • One's country of birth. 

  • An area set aside for black South Africans under the policy of apartheid. 

  • One's country of residence. 

  • The traditional territory of an ethnic group. 

nation state

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