unilateralism.

An approach in which a state or party acts on its own rather than seeking joint agreement.

Use it for

Words that belong together

• foreign-policy unilateralism
• reject unilateralism

On the page

The article argued that unilateralism reduced the treaty's long-term legitimacy.

Usage notes

Primary category: academic / formal. Forms: Usually uncountable; no ordinary plural in this sense. Legacy lexical fields mirror sense 1 only. Use numbered sense fields for all meanings. Established modern English lexical item. No separate regional spelling or grammatical inflection entry. Commonness: moderately common.