council of war vs sederunt

council of war

noun
  • A meeting convened to address a crisis or to make a plan of attack. 

  • A committee of high-ranking military officers convened to consult on urgent matters in wartime. 

sederunt

noun
  • Those people present at such a meeting. 

  • A formal meeting, especially of a judicial or ecclesiastical body. 

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