Battles on 11 September

13 battles fought (or begun) on 11 September, from 1697 to 2001, in date order. Dates are from Wikidata and are shown only for battles from 1600 onwards with a single exact date. Dates recorded in the Julian (Old Style) calendar are listed under their Julian day and marked.

Which battles happened on 11 September?

The best-known battles on this day (by number of Wikipedia language editions) are Battle of the Alamo (2001), Battle of Zenta (1697), Battle of Malplaquet (1709).

• Battle of Zenta 11 September 1697Serbia · Great Turkish War
• Battle of Malplaquet 11 September 1709France · War of the Spanish Succession
• Siege of Pirna 11 September 1756 – 14 October 1756Germany · Seven Years' War
• Battle of Saint-Cast 11 September 1758France · Seven Years' War
• Battle of Brandywine 11 September 1777United States · American Revolutionary War
• Battle of Delhi (1803) 11 September 1803India · Second Anglo-Maratha War
• Siege of Soissons 11 September 1870 – 16 October 1870France
• Battle of Bita Paka 11 September 1914Papua New Guinea · Asian and Pacific theater of World War I
• Battle of Dutumi 11 September 1916Tanzania · East African Campaign
• Battle of Kałuszyn 11 September 1939 – 12 September 1939Poland · 1939 Invasion of Poland
• Battle of Przemyśl (1939) 11 September 1939 – 14 September 1939Poland · 1939 Invasion of Poland
• Air battle over the Ore Mountains 11 September 1944Czechia · World War II
• Battle of the Alamo 11 September 2001 – 11 September 2001United States · Texas Revolution