Verified observance guide
Source-backedReviewed guideFixed Annual

International Day of Peace

A/RES/36/67

Research briefVerified essentials at a glance
Source-backed
Date / rule21 September
Recurrence modelFixed Annual
Verified scopeUnited Nations / international observance
Last authority check2026-09-05

A/RES/36/67

This authority record treats the observance as a fixed annual date. The same month and day can be reused unless a stronger source changes the rule. Public-holiday or government status is never inferred from the observance name alone.

Next safely resolved occurrenceMonday, September 21, 2026Date guide →
Reviewed guide

Overview

International Day of Peace is the United Nations observance dedicated to strengthening the ideals of peace within and among nations and peoples. It is observed on 21 September and is also framed by the UN as a day of non-violence and cease-fire.

The day is useful as both a civic observance and an education prompt: communities can use it to discuss conflict prevention, non-violence, dialogue, human rights and the practical work required to build peaceful societies.

Reviewed guide

Why it matters

Peace in this observance is broader than the absence of war. The UN framing connects peace with non-violence, public awareness, cooperation and the conditions that allow people and communities to live with dignity and security.

For schools, workplaces and community groups, the day works best when activities move beyond slogans and focus on listening, conflict de-escalation, respectful dialogue and concrete local actions.

Reviewed guide

History

The UN General Assembly established the International Day of Peace in 1981 through resolution 36/67. The first observance took place in September 1982 and was originally tied to the opening of the General Assembly session.

In 2001, resolution 55/282 fixed the annual observance on 21 September and designated it as a day of global cease-fire and non-violence beginning in 2002.

Institutional timeline

How the observance developed

This timeline is assembled only from verified provenance fields. Missing stages are omitted rather than inferred.

  1. Origin / proposal

    International Association of University Presidents (initiative by Young Seek Choue), presented to the United Nations by Costa Rica

    UN institutional history states that Young Seek Choue, then president of Kyung Hee University, proposed the peace day/year idea at the 1981 International Association of University Presidents conference in San José; Costa Rica then presented the proposal to the General Assembly, which adopted resolution 36/67.

  2. Establishment

    United Nations General Assembly

    UN General Assembly resolution 36/67

  3. First observance

    First documented observance

    The first observance took place in September 1982 and was originally tied to the opening of the General Assembly session.

  4. Date Change

    Fixed the International Day of Peace on 21 September each year with effect from the 57th General Assembly session and declared it a day of global ceasefire and non-violence.

    United Nations General Assembly · A/RES/55/282

Institutional record

What the evidence establishes

Evidence & sources ↓

Verified institutional roles and milestones are shown first. Fields that the reviewed sources do not establish remain fail-closed and are available below without competing with the confirmed record.

Originator / proposerInternational Association of University Presidents (initiative by Young Seek Choue), presented to the United Nations by Costa RicaUN institutional history states that Young Seek Choue, then president of Kyung Hee University, proposed the peace day/year idea at the 1981 International Association of University Presidents conference in San José; Costa Rica then presented the proposal to the General Assembly, which adopted resolution 36/67.
Proclaiming / establishing bodyUnited Nations General AssemblyThe UN General Assembly established the International Day of Peace in 1981 through resolution 36/67.
Original establishing instrument / decisionUN General Assembly resolution 36/67This instrument is explicitly identified in the reviewed institutional history as establishing, designating, proclaiming or formally recognizing the recurring observance.
Original instrument adoption / decision date30 November 1981UN General Assembly resolution tables and the A/RES/36/67 institutional record identify adoption at the 77th plenary meeting on 30 November 1981.
First observance1982The first observance took place in September 1982 and was originally tied to the opening of the General Assembly session.
Former dateThird Tuesday of September, the opening day of the regular General Assembly sessionA/RES/36/67 originally tied the International Day of Peace to the third Tuesday of September/opening day. A/RES/55/282 later fixed 21 September annually with effect from the 57th session.
Why this exact date?The UN General Assembly adopted resolution 55/282 in 2001, establishing 21 September as the annual date beginning in 2002.Why is International Day of Peace on 21 September?
2 fields not established in reviewed sources
Current facilitator / coordinatorNo current facilitator/coordinator is explicitly established in the reviewed guide sources.
Former nameNo former name is established in the reviewed guide sources.

Later institutional actions

Later recognition, renaming, mergers or date changes are kept separate from original establishment.

Date ChangeFixed the International Day of Peace on 21 September each year with effect from the 57th General Assembly session and declared it a day of global ceasefire and non-violence.United Nations General Assembly · A/RES/55/282 · 7 September 2001The UN Digital Library record for A/RES/55/282 gives the 7 September 2001 action date and summarizes both the fixed-date decision and global ceasefire/non-violence scope.
Evidence hierarchyHigh confidence
5 Primary institutional / legal
Open the consolidated evidence list ↓
Names

Also known as

Peace Day, UN International Day of Peace

Reviewed guide

Ways to observe

01

Hold a facilitated discussion on a conflict affecting your school, workplace or community and identify one realistic step that could reduce tension.

02

Use age-appropriate peace education materials to explore non-violent communication, mediation and respectful disagreement.

03

Recognize local peacebuilders, mediators, humanitarian workers or community organizations whose work is easy to overlook.

04

Create a quiet reflection, art, writing or music activity focused on what peace requires in everyday relationships.

05

Support a credible organization working on humanitarian relief, peacebuilding, refugee support or violence prevention.

Reviewed guide

Useful facts

Fact 01

The observance was established by the UN General Assembly in 1981.

Fact 02

The first International Day of Peace was observed in 1982.

Fact 03

Since 2002, the fixed annual date has been 21 September.

Fact 04

The 2001 resolution describes the day as an annual day of non-violence and cease-fire.

Fact 05

The UN encourages education and public awareness activities as part of the observance.

Classification

Topic and context

Community, Causes & Advocacy →
Accuracy controls

What this page does not assume

  • Keep the source-defined country, community, organizer or institutional scope; do not silently broaden it.
  • Do not treat the title alone as proof of government recognition or public-holiday status.
  • Do not add a creator, founding story or origin claim unless the supporting evidence establishes it.
Evidence

Evidence & sources

Source policy →

Repeated links from the authority record, institutional provenance and editorial guide research are consolidated here. Badges show how each source is used; a contextual source is never treated as proof of establishment on its own.

Show 1 additional source reference
Questions & connections

Understand it, compare it, then explore further

Start with the most common factual questions, then use reviewed distinctions and related authority records to understand where this observance fits.

Reader questions

Frequently asked questions

When is International Day of Peace?

21 September The stored recurrence guidance is: 21 September.

Does International Day of Peace fall on the same date every year?

The authority record classifies it as fixed annual, so its month and day are reusable unless stronger evidence changes the rule.

Is International Day of Peace an official public holiday?

The authority record verifies it within this scope: United Nations / international observance. That recognition does not by itself make it a statutory public holiday; the site only makes public-holiday claims when the supporting authority record explicitly does so.

Who established or recognizes International Day of Peace?

The reviewed provenance layer identifies United Nations General Assembly as the proclaiming or establishing body. The proposer or originator is recorded separately as International Association of University Presidents (initiative by Young Seek Choue), presented to the United Nations by Costa Rica.

Is International Day of Peace international or country-specific?

The record has international or global institutional scope: United Nations / international observance. That does not mean every country treats the date as a public holiday or observes it in the same way.

How is this page verified?

The factual layer is source-backed and keeps its date rule, scope, provenance and editorial guardrails attached to the authority record. This record was checked on 2026-09-05.

Is International Day of Peace the same as a public holiday?

No. It is a United Nations international observance. Whether a jurisdiction gives employees or schools time off is a separate legal question.

Why is International Day of Peace on 21 September?

The UN General Assembly adopted resolution 55/282 in 2001, establishing 21 September as the annual date beginning in 2002.

What is an appropriate way to mark the day?

Activities centered on non-violence, peace education, dialogue, mediation, humanitarian awareness and practical community cooperation fit the UN purpose of the observance.

Reviewed distinctions

How this differs from closely related observances

These distinctions are separately reviewed and source-backed. They clarify scope; they do not change either authority record.

Explore further

Related observances with useful context

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Related records are selected from shared ontology signals. When a reviewed distinction exists, it is labeled separately so “related” is not mistaken for “the same observance.”

Same date

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Date guide →

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Curated discovery

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