Socialist vs factious

Socialist

adj
  • Of, belonging to, or constituting a party or political group that advocates socialism. 

noun
  • A member of a party or political group that advocates socialism. 

factious

adj
  • Given to or characterized by discordance or insubordination. 

  • Of, pertaining to, or caused by factions. 

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