on this day, 22 engagements
Battles fought on 17 April
22 engagements in the atlas were fought on 17 April between 1464 and 1975: 16 battles, 4 sieges and 2 naval actions.
Engagements by date
| Date | Engagement | Place | War |
|---|---|---|---|
| 17 April 1464 | Battle of Haraker | Haraker | |
| 17 April 1558 | Siege of Thionville | Thionville | Italian War of 1551–1559 |
| 17 April 1573 | Battle of Flushing | Vlissingen | Eighty Years' War |
| 17 April 1577 | Battle of Lubieszów | Lubiszewo Tczewskie | Danzig rebellion |
| 17 April 1664 | Siege of Nitra | Nitra | |
| 17 April 1780 | Battle of Martinique | Martinique | American Revolutionary War |
| 17 April 1783 | Colbert raid | Arkansas Post, Arkansas | American Revolutionary War |
| 17 April 1794 | Warsaw Uprising | Warsaw | Kościuszko Uprising |
| 17 April 1794 | Siege of Landrecies | Landrecies | War of the First Coalition |
| 17 April 1837 | Battle of the Brazos River | Brazos River, Texas | |
| 17 April 1839 | Battle of Ramales | Ramales de la Victoria | First Carlist War |
| 17 April 1849 | Battle of El Númeroverga | War of Dominican Independence | |
| 17 April 1863 | Battle of Vermillion Bayou | Lafayette Parish, Louisiana | American Civil War |
| 17 April 1871 | Battle of Magoura | Sebdou | Revolution of the sons of Sidi Sheikh |
| 17 April 1917 | Second Battle of Gaza | Gaza City | Middle Eastern theater of World War I |
| 17 April 1917 | Battle of the Hills | Champagne | Western Front |
| 17 April 1918 | Battle of Markem | Merkem | World War I |
| 17 April 1918 | Battle of Anianpelto | Anianpelto | Finnish Civil War |
| 17 April 1944 | Battle of Central Henan | Second Sino-Japanese War | |
| 17 April 1945 | Battle of Otterlo | Otterlo | |
| 17 April 1945 | Battle of the Hongorai River | Bougainville Island | Pacific War |
| 17 April 1975 | Fall of Phnom Penh | Phnom Penh |
Only engagements recorded to the day are listed. Dates before 1582 are Julian, as recorded.