On 31 August 1813 Marshal Soult made a final attempt to raise the siege of
Jan is sitting on the crest of the San Marcial hill in the centre of the Spanish positions, looking towards
The San Marcial hill with the chapel on the skyline on the right, as seen from the French bank of the Bidassoa immediately downstream from the bridge at Behobie. The Spanish were deployed on the crest of this hill, and the French infantry disordered in climbing towards them.
The chapel of San Marcial was the scene of fierce fighting during the battle, but was held by the Spanish throughout.
The French defeat at San Marcial would cause General Vandermaesen to retreat towards Vera with his division and result in the gallant defence of the bridge by Captain Cadoux and his company of the 95th Rifles.