on this day, 42 engagements
Battles fought on 14 September
42 engagements in the atlas were fought on 14 September between AD 919 and 1991: 31 battles, 10 sieges and 1 naval action. Among them: Battle of Hürtgen Forest (1944), Siege of Trebizond in 1461 (1460).
Engagements by date
| Date | Engagement | Place | War |
|---|---|---|---|
| 14 September AD 919 | Battle of Islandbridge | Island Bridge | |
| 14 September 1102 | Battle of Mollerussa | Mollerussa | Almoravid conquest of al-Andalus |
| 14 September 1115 | Battle of Sarmin | Sarmin | Crusades |
| 14 September 1141 | Rout of Winchester | Winchester | The Anarchy |
| 14 September 1180 | Battle of Ishibashiyama | Ishibashi | Genpei War |
| 14 September 1402 | Battle of Homildon Hill | Wooler | Anglo-Scottish Wars |
| 14 September 1460 | Siege of Trebizond in 1461 | Trabzon | Byzantine–Ottoman wars |
| 14 September 1464 | Battle of Ohrid | Ohrid | Ottoman Wars in Europe |
| 14 September 1544 | Sieges of Boulogne | Boulogne-sur-Mer | Italian War of 1542–46 Un penesote |
| 14 September 1618 | Battle of Čáslavi | Potěhy | |
| 14 September 1660 | Battle of Lyubar | Liubar | Russo-Polish War |
| 14 September 1685 | Battle of Kalamata | Kalamata | Morean War |
| 14 September 1694 | Capture of York Factory | King William's War | |
| 14 September 1705 | Siege of Barcelona | Barcelona | War of the Spanish Succession in Catalonia |
| 14 September 1739 | Raid on Quistello | Quistello | War of the Polish Succession |
| 14 September 1763 | Battle of Devil's Hole | New York | Seven Years' War |
| 14 September 1780 | Battle of Black Mingo | Georgetown County, South Carolina | American Revolutionary War |
| 14 September 1793 | Battle of Pirmasens | Pirmasens | War of the First Coalition |
| 14 September 1793 | Battle of Vrines | ||
| 14 September 1794 | Battle of Boxtel | Boxtel | French Revolutionary Wars |
| 14 September 1794 | Battle of Fréligné | Touvois | War in the Vendée |
| 14 September 1808 | Battle of Oravais | Oravais | Finnish War |
| 14 September 1810 | Battle of La Bisbal | La Bisbal d'Empordà | Peninsular War |
| 14 September 1837 | Battle of Andoain | Andoain | First Carlist War |
| 14 September 1862 | Battle of South Mountain | Frederick County, Maryland | Maryland in the American Civil War |
| 14 September 1862 | Battle of Munfordville | Hart County, Kentucky | American Civil War |
| 14 September 1862 | Battle of Crampton's Gap | Frederick County, Maryland | American Civil War |
| 14 September 1914 | Siege of Toma | Toma | Asian and Pacific theater of World War I |
| 14 September 1914 | Battle of Trindade | ||
| 14 September 1916 | Seventh Battle of the Isonzo | Soča | Italian Front |
| 14 September 1936 | Siege of Santuario de Nuestra Señora de la Cabeza | Basilica and Royal Shrine of Our Lady of Cabeza | Spanish Civil War |
| 14 September 1939 | Battle of Brześć Litewski | Brest Fortress | World War II |
| 14 September 1939 | Battle of Kobryń | Kobryn | 1939 Invasion of Poland |
| 14 September 1939 | Battle of Jaworow | Yavoriv | 1939 Invasion of Poland |
| 14 September 1939 | Battle of Boratycze | ||
| 14 September 1943 | Battle of Turjak Castle | Turjak Castle | World War II |
| 14 September 1943 | Operation Garlic | Ladbergen | World War II |
| 14 September 1943 | Battle of Drashovica | Albania | World War II in Albania |
| 14 September 1944 | Battle of Hürtgen Forest | Hürtgen Forest | World War II |
| 14 September 1991 | Battle of the Barracks | Croatia | Croatian War of Independence |
| 14 September 1991 | Siege of Bjelovar Barracks | Bjelovar | Croatian War of Independence |
| 14 September 1991 | Siege of Varaždin Barracks | Varaždin | Croatian War of Independence |
Only engagements recorded to the day are listed. Dates before 1582 are Julian, as recorded.