Explore 2625 historical events from 0–9.
Mother's Day is a celebration honoring the mother of the family or individual, as well as motherhood, maternal bonds, and the influence of mothers in society. It is celebrated on d…
Mother's Day (Kyrgyzstan)
Abercius and Helena are saints of the Catholic church. They are said to have been the children of Alphaeus the Apostle, although this has been challenged by some parties. Both of t…
Christian feast day: Abercius and Helena
Alcuin of York, also called Ealhwine, Alhwin, or Alchoin, was an Anglo-Latin scholar, clergyman, poet, and teacher from York, Northumbria. He was born around 735 and became the stu…
Christian feast day: Alcuin of York
Aurea of Ostia is venerated as the patron saint of Ostia.
Christian feast day: Aurea of Ostia
Saint Austregisilus was a Frankish bishop and bishop of Bourges from 612 until his death in 624. He is venerated as a saint in the Catholic Church, with his feast day is 20 May.
Christian feast day: Austregisilus
Saint Baudilus is venerated as a martyr by the Catholic Church. His cult is closely associated with the city of Nîmes but also spread into Spain.
Christian feast day: Baudilus
Bernardino of Siena, OFM, was an Italian Catholic priest and Franciscan missionary preacher in the Republic of Siena. He was a systematizer of scholastic economics.
Christian feast day: Bernardino of Siena
Columba of Rieti was an Italian religious sister of the Third Order of St. Dominic who was noted as a mystic. She was renowned for her spiritual counsel, devotion to the Blessed Sa…
Christian feast day: Columba of Rieti
Lydia of Thyatira is a woman mentioned in the New Testament who is regarded as the first documented convert to Christianity in Europe. Several Christian denominations have designat…
Christian feast day: Lydia of Thyatira
St. Lucifer of Cagliari was a bishop of Cagliari in Sardinia known for his passionate opposition to Arianism. He is venerated as a Saint in Sardinia.
Christian feast day: Lucifer of Cagliari
Sanctain or Sanctan was a 6th-century bishop from Northern Britain, venerated as a saint in the Catholic Church and the Church of England.
Christian feast day: Sanctan
May 19 - Eastern Orthodox Church calendar - May 21
Christian feast day: May 20 (Eastern Orthodox liturgics)
The National Day of Remembrance, formerly called the National Day of Hatred, which falls on 20 May, is an annual event in Cambodia. It commemorates the Cambodian genocide at the ha…
Day of Remembrance (Cambodia)
Emancipation Day is observed in many former European colonies in the West Indies and parts of the United States on various dates to commemorate the emancipation of slaves of Africa…
Emancipation Day (Florida)
European Maritime Day (EMD), celebrated on 20 May each year, seeks to raise European citizens' awareness of the seas and their importance. Several events take place during that d…
European Maritime Day (European Council)
Timor-Leste's Independence Day or Day of Restoration of Independence is a national holiday in Timor-Leste on 20 May held to celebrate independence of the country from Indonesian oc…
Independence Restoration Day, celebrates the independence of East Timor from Indonesia in 2002
Freda Josephine Baker, also spelled Joséphine Baker, was an American and French dancer, singer, and actress. Her career was centered primarily in Europe, mostly in France. She was …
Josephine Baker Day (NAACP)
The following table indicates declared Indonesian government national holidays. Cultural variants also provide opportunity for holidays tied to local events. Beside official hol…
National Awakening Day (Indonesia), and its related observances: Indonesian Doctor Day (Indonesia)
The National Day of Cameroon, also known as Unitary State Day, is celebrated annually on 20 May. In a national referendum on 20 May 1972, Cameroonians voted for a unitary state as …
National Day (Cameroon)
World Bee Day is celebrated on 20 May. On this day Anton Janša, the pioneer of beekeeping, was baptized in 1734.
World Bee Day
World Metrology Day is an event occurring on 20 May celebrating the International System of Units. The date is the anniversary of the signing of the Metre Convention in 1875. Metr…
World Metrology Day
Doug the Pug is a celebrity pug living in Nashville, Tennessee, who has gained a large internet and social media following.
Doug the Pug Day (Nashville, Tennessee)
Afro-Colombian Day is an annual commemoration of the abolition of slavery in the Republic of Colombia on May 21, 1851. It is also the anniversary of the establishment of the first …
Afro-Colombian Day (Colombia)
Beatification is a recognition accorded by the Catholic Church of a deceased person's entrance into Heaven and capacity to intercede on behalf of individuals who pray in their name…
Christian feast day: Blessed Adílio Daronch and Manuel Gómez González