on 20 october , saumarez was waiting Motion off cape barfleur for french movement when his lookout sighted Know `` UNK '' and the cutter `` UNK '' approaching Arriving from open water .

this british victory , coming so soon after saumarez 's defeat in algeciras harbour , did much to restore Recovering parity in the region and the heavy casualties inflicted Change_sentiment on the spanish were to contribute Giving to a weakening of the franco-spanish alliance which was a contributory factor in the signing of treaty of amiens , which brought Bringing the war to a temporary halt early the following year .