2023
Later action
National Grief Awareness Day
Recognized National Grief Awareness Day and its grief-awareness purpose in Hidalgo County.
Evergreen date guide
What is celebrated on August 22?
See the observances and verified observance-history milestones attached to August 22. 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.
2023
Later action
National Surgical Oncologist Day
The professional society publicly recognized National Surgical Oncologist Day, corroborating later use within the surgical-oncology community.
2019
First observance
International Day Commemorating the Victims of Acts of Violence Based on Religion or Belief
The Secretary-General’s 22 August 2019 message explicitly calls it the first-ever International Day Commemorating the Victims of Acts of Violence Based on Religion or Belief.
2017
First observance
World Plant Milk Day
The official campaign says it was founded in 2017, is marked every August 22 and identifies 2026 as the tenth edition, supporting 22 August 2017 as the inaugural annual edition.
1994
First observance
Day of the State Flag of the Russian Federation
Current government material states that the holiday appeared in 1994 and is held on August 22; this supports the first recurring observance in 1994.
Reviewed depth
Other in-depth guides on August 22
Source-backedFixed AnnualIn-depth guide
Be an Angel Day
Covenant House states that Be an Angel Day is celebrated annually on 22 August and was created by Jayne Howard Feldman in 1993; Punchbowl independently gives the same date, creator and 1993…
Source-backedFixed AnnualIn-depth guide
Day of the State Flag of the Russian Federation
Current EMERCOM material states that the Day of the State Flag of the Russian Federation is observed annually on 22 August and was established by Presidential Decree No. 1714 of 20 August 1…
Source-backedFixed AnnualIn-depth guide
International Day Commemorating the Victims of Acts of Violence Based on Religion or Belief
A/RES/73/296
Source-backedFixed AnnualIn-depth guide
National Surgical Oncologist Day
National Day Calendar’s proclamation record identifies the founders and establishes August 22 as the annual observance date; the Society of Surgical Oncology has also recognized the day.
Source-backedFixed AnnualIn-depth guide
National Take Your Cat to the Vet Day
Feline Veterinary Medical Association material identifies August 22 as National Take Your Cat to the Vet Day and uses the observance for feline wellness-visit education; reviewed sources do…
Source-backedFixed AnnualIn-depth guide
World Plant Milk Day
The World Plant Milk Day campaign identifies 22 August as its annual date, while ProVeg documents the campaign’s 2017 launch with Plant Based News.
Explore the mix
All topics →Topics represented on August 22
6 observances
All observances on this date
Source-backedFixed AnnualIn-depth guide
Be an Angel Day
Covenant House states that Be an Angel Day is celebrated annually on 22 August and was created by Jayne Howard Feldman in 1993; Punchbowl independently gives the same date, creator and 1993…
Source-backedFixed AnnualIn-depth guide
Day of the State Flag of the Russian Federation
Current EMERCOM material states that the Day of the State Flag of the Russian Federation is observed annually on 22 August and was established by Presidential Decree No. 1714 of 20 August 1…
Source-backedFixed AnnualIn-depth guide
International Day Commemorating the Victims of Acts of Violence Based on Religion or Belief
A/RES/73/296
Source-backedFixed AnnualIn-depth guide
National Surgical Oncologist Day
National Day Calendar’s proclamation record identifies the founders and establishes August 22 as the annual observance date; the Society of Surgical Oncology has also recognized the day.
Source-backedFixed AnnualIn-depth guide
National Take Your Cat to the Vet Day
Feline Veterinary Medical Association material identifies August 22 as National Take Your Cat to the Vet Day and uses the observance for feline wellness-visit education; reviewed sources do…
Source-backedFixed AnnualIn-depth guide
World Plant Milk Day
The World Plant Milk Day campaign identifies 22 August as its annual date, while ProVeg documents the campaign’s 2017 launch with Plant Based News.
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 →