2020
First observance
International Digital Adoption Professionals Day
A WalkMe article updated 21 July 2020 says “Happy DAP Professionals Day! This July 28th,” demonstrating an observance before the 2022 formal internationalization announcement.
Evergreen date guide
What is celebrated on July 28?
See the observances and verified observance-history milestones attached to July 28. Each observance keeps its own source and date details.
Verified history
Today in history →On this date in observance history
Selected observance milestones connected to this date, based on reviewed sources.
2011
First observance
World Hepatitis Day
WHO records describe 28 July 2011 as the first official World Hepatitis Day following the 2010 World Health Assembly resolution.
1983
1983
Later action
Todos los Santos (All Saints’ Day)
The decree continued the national labour-holiday treatment of 1 November, Todos los Santos, within a revised national holiday framework.
1982
Institutional decision
National Navajo Code Talkers Day
Presidential Proclamation 4954 was signed July 28, 1982, designating August 14, 1982.
1943
Later action
Anniversary of the Fall of Fascism and Freedom Day
Dissolved the Principe e Sovrano Consiglio dei LX and provided for a provisional Council of State.
Reviewed depth
Other in-depth guides on July 28
Source-backedFixed AnnualIn-depth guide
Anniversary of the Fall of Fascism and Freedom Day
San Marino official holiday calendars list 28 July as the Anniversary of the Fall of Fascism and Freedom Day.
Source-backedFixed AnnualIn-depth guide
Día de las Instituciones de Cantabria
Parliament of Cantabria records the 1993 institutional declaration and 1778 date rationale; the Official Gazette lists July 28 in the 2026 autonomous-community labour-holiday calendar.
Source-backedFixed AnnualIn-depth guide
Independence Day
Peru’s Congress identifies 28 July 1821 as the national independence proclamation date; current law lists July 28 and 29 as Fiestas Patrias, with July 28 retained as the Independence Day pa…
Source-backedFixed AnnualIn-depth guide
National Soccer Day
National Day Archives and National Today both place the informal observance on July 28; neither reviewed source establishes a statutory designation, reliable creator, first observance or ex…
Source-backedFixed AnnualIn-depth guide
World Hepatitis Day
WHO observance
Explore the mix
All topics →Topics represented on July 28
5 observances
All observances on this date
Source-backedFixed AnnualIn-depth guide
Anniversary of the Fall of Fascism and Freedom Day
San Marino official holiday calendars list 28 July as the Anniversary of the Fall of Fascism and Freedom Day.
Source-backedFixed AnnualIn-depth guide
Día de las Instituciones de Cantabria
Parliament of Cantabria records the 1993 institutional declaration and 1778 date rationale; the Official Gazette lists July 28 in the 2026 autonomous-community labour-holiday calendar.
Source-backedFixed AnnualIn-depth guide
Independence Day
Peru’s Congress identifies 28 July 1821 as the national independence proclamation date; current law lists July 28 and 29 as Fiestas Patrias, with July 28 retained as the Independence Day pa…
Source-backedFixed AnnualIn-depth guide
National Soccer Day
National Day Archives and National Today both place the informal observance on July 28; neither reviewed source establishes a statutory designation, reliable creator, first observance or ex…
Source-backedFixed AnnualIn-depth guide
World Hepatitis Day
WHO observance
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 →