on this day, 12 engagements
Battles fought on 3 April
12 engagements in the atlas were fought on 3 April between 1367 and 1982: 9 battles, 2 sieges and 1 naval action.
Engagements by date
| Date | Engagement | Place | War |
|---|---|---|---|
| 3 April 1367 | Battle of Nájera | Nájera | Castilian Civil War |
| 3 April 1563 | Sieges of Oran and Mers El Kébir | Oran | Ottoman–Spanish War |
| 3 April 1582 | Battle of Tenmokuzan | Mount Tenmoku | Kōshū Conquest |
| 3 April 1643 | Battle of Camp Hill | Camp Hill | First English Civil War |
| 3 April 1706 | Siege of Barcelona | Barcelona | War of the Spanish Succession in Catalonia |
| 3 April 1813 | Battle of Rappahannock River | Rappahannock River, Virginia | War of 1812 |
| 3 April 1815 | Battle of the Panaro | Castelfranco Emilia | Neapolitan War |
| 3 April 1836 | Battle of Matamoros | Heroica Matamoros | Texas Revolution |
| 3 April 1865 | Battle of Namozine Church | Namozine, Virginia | American Civil War |
| 3 April 1913 | Second Battle of Çatalca | Çatalca | First Balkan War |
| 3 April 1917 | Battle of Toboly | Toboly | World War I |
| 3 April 1982 | Invasion of South Georgia | Grytviken | Falklands War |
Only engagements recorded to the day are listed. Dates before 1582 are Julian, as recorded.