Clash of Steel
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Battle Name : Osma

Date(s) : 18 June 1813

Part of : The French Revolutionary and Napoleonic Wars , The Peninsular Campaign ,

Outcome : A victory for British Forces over French Forces

Type of battle : Land


This clash occurred as the British, part of Wellington's surprise advance through the mountains of northern Spain, were moving towards Vitoria and the French were one of three divisions moving north to protect Bilbao. The French withdrew to the southeast.


A village in orthern Spain about 28 miles south of Bilbao and about 25 miles west of Vitoria. (Spain)

Casualty figures

French Forces

Number engaged :

Casualties :
120 (3.16%)

British Forces

Number engaged :

Casualties :
60 (5.00%)