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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

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

Without a more robust multilateralism, we risk replacing an imperfect system of collective security with the brutal reality of widespread insecurity.

From The Wall Street Journal • Mar. 30, 2026

"He also said that applying tariffs on allies for pursuing the collective security of Nato allies is wrong," the spokeswoman added.

From BBC • Jan. 18, 2026

During his campaign for the post, Philippe said: "My objective is clear: to consolidate the role of the organisation as a global reference for collective security."

From Barron's • Nov. 27, 2025

“We will have to decide how best to protect our security interests, which, as allies, should be our collective security interests,” he added.

From New York Times • Mar. 14, 2024

Yet it has not been able to impair the principle of collective security.

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

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