Independence Day

Traditional Welsh festival

Gaelic May Day festival

Holiday honoring a country's constitution

May first Hawaiian holiday

May 1 celebration of the roles of law in the United States

Public observance in honor of children

Gaelic May Day festival

Annual commemorative event

National holiday in many countries

Holiday in Sardinia, Italy

Public holiday on 27 April in South Africa

Dutch national holiday

1993 killing in London, England

Annual observance in Britain

Annual Argentinian observance

Annual Argentinian observance

Fatal crowd crush during 1989 FA Cup semi-final

Vehicle ramming attack in British Columbia, Canada

Vehicle ramming attack in British Columbia, Canada

Vehicle ramming attack in British Columbia, Canada

British musician (1941–2025)

English actress (1934–2025)

British author of crime fiction (1952–2024)

British musician (1941–2024)