About April 17
April 17, 2025 is the 107th day of the year 2025 in the Gregorian calendar. There are 258 days remaining until the end of this year. The day of the week is Thursday.
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Aries is the sun sign of a person born on this day. Diamond is the modern birthstone for this month. Opal is the mystical birthstone from Tibetan origin that dates back over a thousand years.
According to the lunisolar Chinese calendar, there are 306 days remaining before the start of the next Chinese New Year.
What Happened On April 17
- 69 –After the First Battle of Bedriacum, Vitellius becomes Roman Emperor.
- 1080 –King of Denmark Harald III dies and is succeeded by Canute IV, who would later be the first Dane to be canonized.
- 1524 –Giovanni da Verrazzano reaches New York harbor.
- 1555 –After 18 months of siege, Siena surrenders to the Florentine-Imperial army. The Republic of Siena is incorporated into the Grand Duchy of Tuscany.
- 1797 –Sir Ralph Abercromby attacks San Juan, Puerto Rico in what would be one of the largest invasions of the Spanish territories in America.
- 1864 –American Civil War: The Battle of Plymouth begins – Confederate forces attack Plymouth, North Carolina.
- 1905 –The Supreme Court of the United States decides Lochner v. New York which holds that the “right to free contract” is implicit in the due process clause of the Fourteenth Amendment of the United States Constitution.
- 1942 –French prisoner of war General Henri Giraud escapes from his castle prison in Festung Königstein.
- 1944 –Forces of the Communist-controlled Greek People’s Liberation Army attack the smaller National and Social Liberation resistance group, which surrenders. Its leader Dimitrios Psarros is murdered.
- 1946 –Syria obtains its Independence from the French occupation.
- 1949 –At midnight 26 Irish counties officially leave the British Commonwealth. A 21-gun salute on O'Connell Bridge, Dublin, ushers in the Republic of Ireland.
- 1951 –The Peak District becomes the United Kingdom’s first National Park.
- 1961 –Bay of Pigs Invasion: A group of CIA financed and trained Cuban exiles lands at the Bay of Pigs in Cuba with the aim of ousting Fidel Castro.
- 1969 –Czechoslovakian Communist Party chairman Alexander Dubček is deposed.
- 1969 –Sirhan Sirhan is convicted of assassinating Robert F. Kennedy.
- 1970 –Apollo program: The ill-fated Apollo 13 spacecraft returns to Earth safely.
- 1971 –The People’s Republic of Bangladesh forms, under Sheikh Mujibur Rahman at Mujibnagor.
- 1975 –The Cambodian Civil War ends. The Khmer Rouge captures the capital Phnom Penh and Cambodian government forces surrender.
- 1984 –Police Constable Yvonne Fletcher is killed by gunfire from the Libyan People’s Bureau in London during a small demonstration outside the embassy. Ten others are wounded. The events lead to an 11-day siege of the building.
- 1986 –The Three Hundred and Thirty Five Years’ War between the Netherlands and the Isles of Scilly ends.
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