Definition

Noun: A specific, formal notification or indicator to a nation's leadership that a hostile state either intends to initiate war or is undertaking preparations for war, thereby placing relations on a trajectory that significantly elevates the probability of armed conflict.

Usage

This is a formal, strategic term used primarily in military, diplomatic, and intelligence contexts. It describes a critical stage of international tension where actions and intelligence clearly signal impending hostilities. - The intelligence agency issued a warning of war to the cabinet, citing the mobilization of enemy troops along the border. - Diplomatic cables containing a warning of war are treated with the highest level of secrecy and urgency.

Advanced Usage

• To constitute a warning of war: To serve as or be considered such a formal warning.
  • The sudden withdrawal of ambassadors was seen to constitute a clear warning of war.
• To act on a warning of war: To take defensive or preparatory measures based on this notification.
  • The president convened the security council to act on the latest warning of war.

Variants and Related Words

• Strategic warning: A broader term encompassing alerts about long-term hostile intentions or capabilities, which may include a warning of war.
• Tactical warning: A more immediate alert of an attack that is already in progress or imminent, often following a warning of war.
• Ultimatum: A final, explicit demand which, if not met, threatens war; it can be a direct form of warning of war.

Synonyms

• Alert of impending hostilities
• Notice of belligerent intent
• Advisory of imminent conflict

Related Phrases

• Cassus belli: An act or event that provokes or is used to justify war; distinct from a warning of war, which is a communication about intent.
• Mobilization order: A concrete military action that often follows or confirms a warning of war.

Noun

1. a warning to national policy makers that an enemy intends war or is preparing for war and is on a course that increases the risk of war