# List of battles of the Hundred Days

This is a list of sieges, land and naval battles of the Hundred Days or War of the Seventh Coalition (20 March – 8 July 1815, or 15 March – 16 August 1815, depending on periodisation). It includes:
* the Waterloo campaign (8 June – 8 July 1815);
* the Neapolitan War (15 March – 20 May 1815), plus the Siege of Gaeta (1815) (28 May – 8 August 1815);
* the minor campaigns of 1815 (18 June – 7 July 1815), plus the reduction of the French fortresses in 1815 (8 July – 16 August 1815); and
* the Invasion of Guadeloupe (1815) (8–10 August 1815).
| Date | Battle | Front | French forces | Coalition forces | Notes |
| 3 April 1815 | Battle of the Panaro | Neapolitan | Napoleonic Naples | Austrian Empire | Neapolitan victory |
| 3–12 April 1815 | Siege of Ferrara (1815) | Neapolitan | Napoleonic Naples | Austrian Empire | Coalition victory |
| 8–9 April 1815 | Battle of Occhiobello | Neapolitan | Napoleonic Naples | Austrian Empire | Coalition victory |
| 20 April 1815 | Battle of Carpi (1815) | Neapolitan | Napoleonic Naples | Austrian Empire | Coalition victory |
| 11 April 1815 | Battle of Massa [it] | Neapolitan | Napoleonic Naples | Austrian Empire Gr. D. of Tuscany | Coalition victory |
| 12 April 1815 | Battle of Casaglia | Neapolitan | Napoleonic Naples | Austrian Empire | Coalition victory |
| 21 April 1815 | Battle of Ronco | Neapolitan | Napoleonic Naples | Austrian Empire | Coalition victory |
| 23 April 1815 | Battle of Cesenatico | Neapolitan | Napoleonic Naples | Austrian Empire | Coalition victory |
| 28 April 1815 | Battle of Pesaro | Neapolitan | Napoleonic Naples | Austrian Empire | Coalition victory |
| 1 May 1815 | Battle of Scapezzano | Neapolitan | Napoleonic Naples | Austrian Empire | Coalition victory |
| 2–3 May 1815 | Battle of Tolentino | Neapolitan | Napoleonic Naples | Austrian Empire Gr. D. of Tuscany | Coalition decisive victory Flight of Murat |
| 5–30 May 1815 | Siege of Ancona | Neapolitan | Napoleonic Naples | Austrian Empire United Kingdom | Coalition victory |
| 13 May 1815 | Battle of Castel di Sangro | Neapolitan | Napoleonic Naples | Austrian Empire | Coalition victory |
| 15 May – 17 May 1815 | Battle of San Germano | Neapolitan | Napoleonic Naples | Austrian Empire | Coalition victory |
| 28 May – 8 August 1815 | Siege of Gaeta (1815) | Neapolitan | Napoleonic Naples | Austrian Empire United Kingdom | Coalition victory |
| 15 June 1815 | Action at Gilly | Waterloo | First French Empire | Kingdom of Prussia | French victory |
| 16 June 1815 | Battle of Quatre Bras | Waterloo | First French Empire | United Kingdom UK o/t Netherlands Kingdom of Hanover Duchy of Nassau Duchy of Brunswick | Indecisive |
| 16 June 1815 | Battle of Ligny | Waterloo | First French Empire | Kingdom of Prussia | French key victory |
| 17 June 1815 | 1st Action at Genappe | Waterloo | First French Empire | United Kingdom | French victory |
| 18 June 1815 | Battle of Waterloo | Waterloo | First French Empire | United Kingdom Kingdom of Prussia UK o/t Netherlands Kingdom of Hanover Duchy of Nassau Duchy of Brunswick | Coalition decisive victory Abdication of Napoleon |
| 18 June 1815 | Battle of Wavre | Waterloo | First French Empire | Kingdom of Prussia | French tactical victory Coalition strategic victory |
| 18 June 1815 | 2nd Action at Genappe | Waterloo | First French Empire | Kingdom of Prussia | Coalition victory |
| 20 June 1815 | Action at Namur | Waterloo | First French Empire | Kingdom of Prussia | Coalition victory |
| 24–25 June 1815 | Capture of Cambrai | Waterloo | First French Empire | United Kingdom | Coalition victory |
| 28 June 1815 | Battle of Villers-Cotterêts (1815) | Waterloo | First French Empire | Kingdom of Prussia | French victory |
| 29 June 1815 | Battle of Aubervilliers (1815) | Waterloo | First French Empire | Kingdom of Prussia | French victory |
| 30 June 1815 | Battle of Saint-Denis (1815) | Waterloo | First French Empire | Kingdom of Prussia | Coalition victory |
| 1 July 1815 | Battle of Rocquencourt | Waterloo | First French Empire | Kingdom of Prussia | French victory |
| 2 July 1815 | Battle of Sèvres | Waterloo | First French Empire | Kingdom of Prussia | Coalition victory |
| 2–3 July 1815 | Battle of Issy | Waterloo | First French Empire | Kingdom of Prussia | Coalition victory |
| 20 June 1815 | Battle of Rocheserviere | Minor 1815 | First French Empire | Bourbon Restoration | Bonapartist victory |
| 28 June 1815 | Battle of La Suffel | Minor 1815 | First French Empire | Austrian Empire K. of Württemberg | French victory |
| 8 July – 16 August 1815 | Reduction of the French fortresses in 1815 | Minor 1815 | First French Empire | Seventh Coalition | Coalition victory |
| 8–10 August 1815 | Invasion of Guadeloupe (1815) | Minor 1815 | First French Empire | United Kingdom Bourbon Restoration | Coalition victory |