National Public Gardens Day
APGA’s history explicitly records the inauguration on May 8, 2009.
See the observances and verified observance-history milestones attached to May 8. Each observance keeps its own source and date details.
Selected observance milestones connected to this date, based on reviewed sources.
APGA’s history explicitly records the inauguration on May 8, 2009.
The association history states that National Public Gardens Day was inaugurated on May 8, 2009.
ANA states that as of 1998, May 8 was designated National Student Nurses Day to be celebrated annually.
IFRC states that the first International Red Cross Day was celebrated on May 8, 1948.
UK National Archives documents contemporaneous celebrations in 1945, not a later invented founding date.
National Archives records official public announcement on that date; not represented as global day-establishing law.
The federal source history dates the establishing joint resolution to May 8, 1914.
The Hesch Firm-issued May 2018 founder release states the observance is celebrated May 8 and says Joel D. Hesch formed it in 2018. DOJ material is retained only for current False Claims Act…
The American Nurses Association states that its Board, at the request of the National Student Nurses Association, designated May 8 in 1997 and that the day was celebrated annually as of 199…
The first-party Wellcat Holidays calendar lists No Socks Day on May 8 and identifies the holiday collection as created by Thomas and Ruth Roy.
A/RES/59/26
Missouri Revised Statutes § 9.035, effective 28 August 1967, requires the governor to issue an annual proclamation setting aside 8 May as Truman Day; current gubernatorial proclamations con…
UK government material marks 8 May as VE Day and commemorates the end of the Second World War in Europe.
The Hesch Firm-issued May 2018 founder release states the observance is celebrated May 8 and says Joel D. Hesch formed it in 2018. DOJ material is retained only for current False Claims Act…
The American Nurses Association states that its Board, at the request of the National Student Nurses Association, designated May 8 in 1997 and that the day was celebrated annually as of 199…
The first-party Wellcat Holidays calendar lists No Socks Day on May 8 and identifies the holiday collection as created by Thomas and Ruth Roy.
A/RES/59/26
Missouri Revised Statutes § 9.035, effective 28 August 1967, requires the governor to issue an annual proclamation setting aside 8 May as Truman Day; current gubernatorial proclamations con…
UK government material marks 8 May as VE Day and commemorates the end of the Second World War in Europe.
World Ovarian Cancer Coalition states that World Ovarian Cancer Day was established in 2013 by global ovarian-cancer advocacy leaders, is observed on May 8, and is currently coordinated thr…
IFRC first-party history verifies May 8, post-First-World-War conference origins, the first International Red Cross Day on May 8, 1948, the Henry Dunant birthday rationale, the 1984 change…
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 →