Wikipedia:Selected anniversaries/April

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<< Selected anniversaries for April >>
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An archive of historical anniversaries that appeared on the Main Page
2023 day arrangement

April 1: April Fools' Day; Iranian Islamic Republic Day (1979)

Philip Sheridan
Philip Sheridan
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April 2: World Autism Awareness Day; feast day of Saint Francis of Paola (Catholicism); Malvinas Day in Argentina (1982); Education and Sharing Day in the United States (2023)

Stanley Kubrick
Stanley Kubrick
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April 3

Robert Walpole
Robert Walpole
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April 4

William Henry Harrison
William Henry Harrison
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April 5: Feast day of Saint Vincent Ferrer (Catholicism); Hansik in Korea (2023); Qingming Festival in China (2023)

Akashi Kaikyo Bridge
Akashi Kaikyo Bridge
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April 6: First day of Passover (Judaism, 2023); Tartan Day

Jalal Talabani
Jalal Talabani
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April 7: National Beer Day in the United States

Pope Alexander VII
Pope Alexander VII
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April 8

Little Nemo
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April 9: Vimy Ridge Day in Canada (1917)

Marian Anderson performing at the Lincoln Memorial
Marian Anderson performing at the Lincoln Memorial
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April 10: Day of Valor in the Philippines (1942)

M87* imaged by the Event Horizon Telescope
M87* imaged by the Event Horizon Telescope
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April 11

Mary II (left) and William III
Mary II (left) and William III
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April 12: Cosmonautics Day in Russia (1961); Yuri's Night

NATO F-15 fighter aircraft during Operation Deny Flight
NATO F-15 fighter aircraft during Operation Deny Flight
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April 13: Night of Decree (Shia Islam, 2023)

Jefferson Memorial
Jefferson Memorial
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April 14: Vaisakhi (Sikhism, 2023); Tamil New Year and other New Year festivals in South and Southeast Asia (2023); Day of the Georgian Language (1978)

"Houston, we've had a problem"
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April 15: Day of the Sun in North Korea; Jackie Robinson Day in the United States

Notre-Dame de Paris, with its spire and roof aflame
Notre-Dame de Paris, with its spire and roof aflame
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April 16

MV Sewol
MV Sewol
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April 17: Evacuation Day in Syria (1946), Patriots' Day in various U.S. states (1775)

Modern reconstruction of Kaunas Castle
Modern reconstruction of Kaunas Castle
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April 18

Robert Mugabe
Robert Mugabe
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April 19: Feast day of Saint Alphege of Canterbury (Catholicism, Anglicanism), Primrose Day in London

Mae West
Mae West
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April 20: 420 (cannabis culture)

Vädersolstavlan
Vädersolstavlan
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April 21: First day of Ridván (Baháʼí Faith, 2023)

Wignacourt Aqueduct
Wignacourt Aqueduct
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April 22

Pedro Álvares Cabral
Pedro Álvares Cabral
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April 23: National Sovereignty and Children's Day in Turkey (1920)

Liberation of Flossenbürg
Liberation of Flossenbürg
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April 24: Armenian Genocide Remembrance Day (1915)

Hubble Space Telescope
Hubble Space Telescope
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April 25: Liberation Day in Italy (1945); Yom HaZikaron in Israel (2023)

USS Triton (SSRN-586)
USS Triton
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April 26: Administrative Professionals Day in various countries (2022), Independence Day in Israel (2023)

Lorenzo de' Medici
Lorenzo de' Medici
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April 27: Koningsdag in the Netherlands

Raising the Flag on the Three-Country Cairn
Raising the Flag on the Three-Country Cairn
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April 28: Workers' Memorial Day

Mounted police maintaining order at the 1923 FA Cup final
Mounted police maintaining order at the 1923 FA Cup final
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April 29

HMS Endeavour
HMS Endeavour
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April 30

Evacuees on the USS Midway
Evacuees on the USS Midway
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