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).