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collective security

British  

noun

  1. a system of maintaining world peace and security by concerted action on the part of the nations of the world

"Collins English Dictionary — Complete & Unabridged" 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

Example Sentences

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Though “American hegemony” offered some benefits—“open sea lanes, a stable financial system, collective security and support for frameworks for resolving disputes”—it also required collective self-deception.

From The Wall Street Journal Jan. 30, 2026

In fact, following the 9/11 attacks, the UK and a number of other allies joined the US from 2001 in Afghanistan after it invoked NATO's collective security clause.

From Barron's Jan. 23, 2026

"Our network of strong alliances and partnerships, such as those that we share with France and Japan, is a key advantage of our nations as we confront our collective security challenges," said Adm Wosje.

From BBC Feb. 20, 2025

“The credibility of our commitment to collective security and deterrence hangs in the balance.”

From New York Times Feb. 6, 2024

All the measures of collective security, resistance to aggression, and the building of defenses, constitute the first requirement for the survival and progress of the free world.

From State of the Union Address by Truman, Harry S.

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