 On 14 September its military governor Anthonie Schetz surrendered the city.Bishop Michael Ophovius tried to plead with Frederick Henry for religious tolerance, but though the stadtholder himself would gladly have granted religious freedom to the Catholics, as he tried to gain popularity in the Spanish Netherlands in the hope support for the rebellion would grow, due to vehement Calvinist resistance it had already been decided to be as strict in this respect as in the rest of the Republic; only nunneries could remain until the last nun of those present in 1629 had died.The fall of 's-Hertogenbosch was an enormous blow to the prestige of the Spanish monarchy and the worst defeat in the North since the Spanish armada in 1588.