general/april-observances
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World Health Day
Worldwide day of action organized by the WHO
World Day for Safety and Health at Work
UN international day
Workers' Memorial Day
Commemoration day
Grounation Day
Rastafari holy day
World Voice Day
Annual international observance in April
Honesty Day
US holiday (April 30)
Malbec World Day
Annual Argentinian observance
Mujahideen Victory Day
Political Afghan holiday
Administrative Professionals Day
Day to recognize secretaries and others
Global Day of Action on Military Spending
Annual event held in April
Friendship Day
Day for celebrating friendship