on this day, 20 engagements
Battles fought on 31 August
20 engagements in the atlas were fought on 31 August between 1441 and 1951: 14 battles, 4 sieges and 2 naval actions.
Engagements by date
| Date | Engagement | Place | War |
|---|---|---|---|
| 31 August 1441 | Siege of Tartas | Tartas | Hundred Years' War |
| 31 August 1536 | Siege of Klis | Klis Fortress | Croatian-Ottoman Wars |
| 31 August 1638 | Battle of Cabañas | Cabañas | Eighty Years' War |
| 31 August 1705 | Siege of Zoutleeuw | Zoutleeuw | War of the Spanish Succession |
| 31 August 1716 | Siege of Temeşvar | Timișoara | Ottoman–Habsburg Wars |
| 31 August 1813 | Battle of San Marcial | Irun | Peninsular War |
| 31 August 1814 | Battle of Caulk's Field | Maryland | War of 1812 |
| 31 August 1823 | Battle of Trocadero | Isla del Trocadero | Royalist War |
| 31 August 1828 | Battle of Punta Malpelo | Punta Malpelo | Gran Colombia–Peru War |
| 31 August 1864 | Battle of Jonesborough | Clayton County, Georgia | American Civil War |
| 31 August 1870 | Battle of Noisseville | Noisseville | Franco-Prussian War |
| 31 August 1870 | Battle of Bazeilles | Bazeilles | Franco-Prussian War |
| 31 August 1918 | Battle of Mont Saint-Quentin | Mont Saint-Quentin | World War I |
| 31 August 1918 | Battle of Lioma | Lioma | World War I |
| 31 August 1936 | Battle of the Sierra Guadalupe | Trujillo | Spanish Civil War |
| 31 August 1942 | Battle of Isurava | Pacific War | |
| 31 August 1944 | Battle of Meximieux | Meximieux | World War II |
| 31 August 1950 | Battle of Nam River | Nam River | Korean War |
| 31 August 1950 | Battle of Haman | Haman County | Korean War |
| 31 August 1951 | Battle of the Punchbowl | Punchbowl, Korea | Korean War |
Only engagements recorded to the day are listed. Dates before 1582 are Julian, as recorded.