pact vs rapprochement

pact

noun
  • An agreement between two or more nations 

  • An agreement; a compact; a covenant. 

  • An alliance or coalition. 

verb
  • To form a pact; to agree formally. 

rapprochement

noun
  • The reestablishment of cordial relations, particularly between two countries; a reconciliation. 

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