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Evergreen date guide

What is celebrated on May 24?

See the observances and verified observance-history milestones attached to May 24. Each observance keeps its own source and date details.

Verified history

On this date in observance history

Today in history →

Selected observance milestones connected to this date, based on reviewed sources.

2024
First observance

International Day of the Markhor

UN observance and UN Pakistan material state that the day was celebrated for the first time in 2024, on 24 May.

2017
Institutional decision

International Translation Day

Exact action/adoption date of the establishing instrument in the reviewed institutional/legal source.

1994
Later action

National Flag Day / National Flag Days

Directed prominent display of the national flag from May 28 through June 12 each year, expanding the annual observance period beyond May 28 alone.

About this date

What this date contains

6 observances

Each observance is shown once in this view, with its own source and scope details available on the guide page.

0 repeat predictably

0 use a fixed annual date and 0 follow a reusable calendar rule.

0 are edition-specific

These dates are shown only for the year or edition that has been confirmed.

3 have a country-specific scope

Country-specific observances are not presented as worldwide events.

6 have in-depth guides

These pages include reviewed meaning, history, activities, facts and FAQs.

Reviewed depth

Other in-depth guides on May 24

Source-backedFixed AnnualIn-depth guide

Aviation Maintenance Technician Day

24 May · United States aviation profession

The Federal Aviation Administration identifies May 24 as Aviation Maintenance Technician Day and describes it as an opportunity to recognize aviation maintenance technicians.

Source-backedFixed AnnualIn-depth guide

Battle of Pichincha / Batalla de Pichincha

24 May annually; observed day of rest may be transferred under Ecuador holiday law · Ecuador / national civic commemoration and holiday framework

Ecuador’s National Assembly identifies May 24 as the Battle of Pichincha commemoration and links the 1822 battle to the country’s independence; Ecuador’s holiday-law framework uses May 24 a…

Source-backedFixed AnnualIn-depth guide

Independence Day

24 May · Eritrea / May 24 independence commemoration and 1991–1993 statehood chronology

Current Eritrean government material identifies May 24 as the annual Independence Day anniversary and connects it to the 24 May 1991 liberation/de facto-independence milestone, while separa…

Source-backedFixed AnnualIn-depth guide

International Women’s Day for Peace and Disarmament

24 May · International feminist peace movement / WILPF

Women’s International League for Peace and Freedom states that pacifist feminists established 24 May as International Women’s Day for Peace and Disarmament in the early 1980s.

Source-backedFixed AnnualIn-depth guide

National Wyoming Day

24 May · United States / National Day Calendar National State Days series — Wyoming

National Day Calendar lists the private National Wyoming Day on May 24; U.S. Senate records statehood on July 10, 1890. Wyoming Statutes §8-4-103 separately establishes December 10 as “Wyom…

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Topics represented on May 24

All topics →
Civic, Remembrance & History 3Workplace, Professions & Appreciation 1Animals, Nature & Environment 1Community, Causes & Advocacy 1
6 observances

All observances on this date

Source-backedFixed AnnualIn-depth guide

Aviation Maintenance Technician Day

24 May · United States aviation profession

The Federal Aviation Administration identifies May 24 as Aviation Maintenance Technician Day and describes it as an opportunity to recognize aviation maintenance technicians.

Source-backedFixed AnnualIn-depth guide

Battle of Pichincha / Batalla de Pichincha

24 May annually; observed day of rest may be transferred under Ecuador holiday law · Ecuador / national civic commemoration and holiday framework

Ecuador’s National Assembly identifies May 24 as the Battle of Pichincha commemoration and links the 1822 battle to the country’s independence; Ecuador’s holiday-law framework uses May 24 a…

Source-backedFixed AnnualIn-depth guide

Independence Day

24 May · Eritrea / May 24 independence commemoration and 1991–1993 statehood chronology

Current Eritrean government material identifies May 24 as the annual Independence Day anniversary and connects it to the 24 May 1991 liberation/de facto-independence milestone, while separa…

Source-backedFixed AnnualIn-depth guide

International Women’s Day for Peace and Disarmament

24 May · International feminist peace movement / WILPF

Women’s International League for Peace and Freedom states that pacifist feminists established 24 May as International Women’s Day for Peace and Disarmament in the early 1980s.

Source-backedFixed AnnualIn-depth guide

National Wyoming Day

24 May · United States / National Day Calendar National State Days series — Wyoming

National Day Calendar lists the private National Wyoming Day on May 24; U.S. Senate records statehood on July 10, 1890. Wyoming Statutes §8-4-103 separately establishes December 10 as “Wyom…

How dates are selected

This page combines fixed annual dates, reusable calendar rules and year-specific dates confirmed for 2026. Variable or historical dates are included only when they are clearly supported.

Read the methodology →