The recognition that a large-scale war between
them would almost certainly be mutually
disastrous led to the development of
what can be described as codes of conduct
designed to facilitate the peaceful resolution
of their crises on terms which,
if not completely satisfactory,
were not wholly unacceptable to either party.

上の文章少し間違っていた
これが正しい
withに引っかかっていたので大分楽になった