on this day, 24 engagements
Battles fought on 15 May
24 engagements in the atlas were fought on 15 May between 1266 and 1979: 21 battles, 2 sieges and 1 naval action. Among them: Battle of the Sutjeska (1943).
Engagements by date
| Date | Engagement | Place | War |
|---|---|---|---|
| 15 May 1266 | Battle of Chesterfield | ||
| 15 May 1403 | Battle of Vögelinsegg | Vögelinsegg | Appenzell Wars |
| 15 May 1458 | Siege of Corinth | Corinth | Ottoman conquest of the Morea |
| 15 May 1464 | Battle of Hexham | Hexham | Wars of the Roses |
| 15 May 1599 | Siege of Zaltbommel | Zaltbommel | Eighty Years' War |
| 15 May 1629 | Battle of Las Cangrejeras | ||
| 15 May 1790 | Battle of Fredrikshamn | Hamina | Russo-Swedish War of 1788–1790 |
| 15 May 1793 | Battle of Palluau | Palluau | War in the Vendée |
| 15 May 1796 | Battle of Val de Préaux | Saint-Cornier-des-Landes | French Revolution |
| 15 May 1800 | Battle of Erbach | Erbach | War of the Second Coalition |
| 15 May 1809 | Battle of Skellefteå | Skellefteå | Finnish War |
| 15 May 1810 | Siege of Mequinenza | Mequinenza | Peninsular War |
| 15 May 1815 | Battle of San Germano | Cassino | Neapolitan War |
| 15 May 1860 | Battle of Calatafimi | Calatafimi-Segesta | Unification of Italy |
| 15 May 1862 | Battle of Drewry's Bluff | Chesterfield County, Virginia | American Civil War |
| 15 May 1862 | Battle of Princeton Court House | Mercer County, West Virginia | American Civil War |
| 15 May 1864 | Battle of New Market | Shenandoah County, Virginia | American Civil War |
| 15 May 1919 | Greek landing at Smyrna | Aydin vilayet | Greco-Turkish War |
| 15 May 1920 | Battle of Berezina | Berezina | Polish–Soviet War |
| 15 May 1940 | Battle of La Horgne | La Horgne | World War II |
| 15 May 1943 | Battle of the Sutjeska | Bosnia and Herzegovina | World War II |
| 15 May 1945 | Battle of the Malacca Strait | Strait of Malacca | Pacific War |
| 15 May 1948 | Battle of Nirim | Nirim | 1948 Arab–Israeli War |
| 15 May 1979 | Battle of Lira | Lira |
Only engagements recorded to the day are listed. Dates before 1582 are Julian, as recorded.