Battles on 15 April

15 battles fought (or begun) on 15 April, from 1642 to 2023, 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 15 April?

The best-known battles on this day (by number of Wikipedia language editions) are Third siege of Missolonghi (1825), Battle of Sacile (1809), Battle of Khartoum (2023–2025) (2023).

• Battle of Kilrush 15 April 1642Ireland · Irish Confederate Wars
• Siege of Bijapur 15 April 1685 – 12 September 1686India · Deccan wars
• Battle of Littleferry 15 April 1746Scotland · Jacobite rising of 1745
• Siege of Maastricht (1748) 15 April 1748 – 7 May 1748Netherlands · War of the Austrian Succession
• Second Battle of Dego 15 April 1796Italy · War of the First Coalition
• Battle of Jean-Rabel 15 April 1797 – 21 April 1797Haiti · War of the First Coalition
• Battle of Sacile 15 April 1809Italy · War of the Fifth Coalition
• Battle of Čegar 15 April 1809 – 31 May 1809Serbia · First Serbian Uprising
• Third siege of Missolonghi 15 April 1825 – 10 April 1826Greece · Greek War of Independence
• Battle of Picacho Pass 15 April 1862United States · American Civil War
• Second Battle of the Stronghold 15 April 1873 – 17 April 1873United States · Modoc War
• Battle of Fort Pitt 15 April 1885Canada · North-West Rebellion
• April 2023 Aorema attack 15 April 2023Burkina Faso · Jihadist insurgency in Burkina Faso
• Battle of Geneina 15 April 2023 – 14 June 2023Sudan · Darfur campaign
• Battle of Khartoum (2023–2025) 15 April 2023 – 26 March 2025Sudan · Sudanese civil war