Evergreen date guide

What is celebrated on May 24?

For 2026, these source-backed observances resolve to Sunday, May 24. Recurring rules can move in another year, so each record keeps its own date logic.

Date authority profile

What this date contains

14 unique authority records

The list is deduplicated at the public entity layer while retaining all research provenance behind each page.

0 stable or rule-calculated

0 fixed annual and 0 reusable rule-based records can be placed without inventing a new date.

0 edition-specific

Edition-specific dates appear only when the requested year matches the verified edition; variable and historical records remain gated.

6 explicit country-scope records

Country scope stays attached to the underlying record instead of being generalized into a worldwide observance.

1 reviewed in-depth guides

These entities add reviewed meaning, history, activities, facts and FAQs without rewriting the authority facts.

Reviewed depth

Other in-depth guides on May 24

Explore the mix

Topics represented on May 24

All topics →
14 date-resolved records

All observances on this date

Source-backedFixed Annual

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-backedEdition Specific

Battle of Pichincha / Batalla de Pichincha

24 May; official 2026 commemoration on 24 May · Ecuador / national civic commemoration and holiday framework

Ecuador’s National Assembly identifies 24 May as the Battle of Pichincha commemoration, and its holiday-law guidance identifies 24 May as the underlying Battle of Pichincha holiday date sub…

Source-backedEdition Specific

Declaration of the Báb

24 May in the official Bahá’í calendar for 2026 · Bahá’í Faith; holy day

The official Bahá’í calendar lists the Declaration of the Báb on 24 May 2026.

Source-backedFixed Annual

Ecuador's Independence Day

24 May · Ecuador

Australia’s Department of Foreign Affairs and Trade current National Days protocol register lists Ecuador — Ecuador's Independence Day on 24 May. The source verifies the diplomatic national…

Source-backedFixed Annual

Independence Day

24 May · Eritrea

Australia’s Department of Foreign Affairs and Trade current National Days protocol register lists Eritrea — Independence Day on 24 May. The source verifies the diplomatic national-day ident…

Source-backedEdition Specific

Indianapolis 500

24 May 2026 · Indianapolis, Indiana, United States

INDYCAR’s official schedule documents the 110th Indianapolis 500 and its 2026 race date

Source-backedFixed Annual

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 Annual

National Brother’s Day

24 May · United States / informal sibling-appreciation observance

National Today and Days Of The Year independently place the Brother’s Day observance on May 24; Days Of The Year explicitly records National Brothers Day and National Brother’s Day as alter…

Source-backedFixed Annual

National Caterers Appreciation Day

24 May · Workplace / catering staff appreciation observance

NHS Professionals’ 2026 awareness calendar lists National Caterers Appreciation Day on May 24, with calendar corroboration supporting the same date.

Source-backedFixed Annual

National Wyoming Day

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

National Day Calendar lists National Wyoming Day on 24 May. The U.S. Senate records Wyoming’s admission/statehood date as 10 July 1890. These are separate facts: the calendar listing is an…

Source-backedEdition Specific

Pentecost (Whit Sunday)

24 May in 2026 · Church of England / Christian Pentecost observance

The Church of England identifies Pentecost as also known as Whit Sunday and places the feast in the Easter-season calendar

Source-backedEdition Specific

Pentecost Sunday

24 May 2026 · Catholic Church / 2026 U.S. Roman liturgical calendar

USCCB’s Pentecost Sunday readings identify the 2026 celebration on 24 May 2026.

Source-backedEdition Specific

World Schizophrenia Day

24 May 2026 in the cited organizer programme · International / schizophrenia awareness advocacy

The Schizophrenia Awareness Association’s current event page identifies World Schizophrenia Day 2026 on 24 May.

How this date is built

This page is assembled from verified fixed dates, reusable recurrence rules, and target-year records whose edition matches 2026. Variable, historical or unresolved records are not silently forced onto this date.

Read the methodology →