nonbelligerent

/N AA0 N B AH0 L IH1 JH ER0 AH0 N T/
noun
  1. 1

    A peaceful person, or a nation that is not at war.

adjective
  1. 1

    Not belligerent, aggressive or warlike.

Source: https://en.wiktionary.org/wiki/nonbelligerent