Precondition

[Sarah]

A previous or antecedent condition; a preliminary condition.

[Julene]

An invalid excuse for not conducting [diplomatic] relations with Iran; [Doublespeak] for Its my way or the high way. This word is a loaded term used to invalidate the whole idea of Foreign [Diplomacy], especially for the purposes of making peace and avoiding war.

[Mary Mallozziberg]

A condition that must be fulfilled before other things can happen or be done.

[Hina Muqadas]

something that must happen or be true before it is possible for something else to happen: