declare war

This page is about the collocation declare war

collocation pattern: verb + noun


to officially announce that a country is going to war against another country

For example

  • In December 1941, the United States declared war on the Empire of Japan.

  • Do you know how many times war has been declared in the last one hundred years?

Quick Quiz

When a country declares war, it's announcing

a. the end of a war

b. the start of a war

c. the threat of a war

Contributor: Matt Errey