Episode 1 of 3

Declaration of War

When: 15 March 1815
Where: Kingdom of Naples
Part of: Neapolitan War: Murat declares war on Austria and is defeated at Tolentino

Murat declared war on Austria on 15 March 1815, siding with Napoleon after learning of his return from exile.

Murat had previously joined the Allied side in 1814. Upon learning of Napoleon's plan to escape Elba, he sided with him again. The declaration occurred five days before Napoleon's return to Paris. Austrians were prepared, having suspected Murat's intentions when he requested troop movement permissions.

Sources

Neapolitan War Wikipedia, revision of 2026-10-01

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