 Complete the following phrase:  With 18,000 men, Wellington captured the French-garrisoned city of San Sebastián under Brigadier-General Louis Emmanuel Rey after two sieges that lasted from 7 July to 25 July While Wellington departed with sufficient forces to deal with Marshal Soults counter-offensive, he left General Graham in command of sufficient forces to prevent sorties from the city and any relief getting in; and from 22 August to 31 August 1813. The British incurred heavy losses during assaults. The city in turn was sacked and burnt to the ground by the Anglo-Portuguese: see 