 The Köprülüs were generally skilled administrators, and are credited with reviving the empire's fortunes after a period of military defeat and economic instability.Numerous reforms were instituted under their rule, which enabled the empire to resolve its budget crisis and stamp out factional conflict in the empire.The Köprülü rise to power was precipitated by a political crisis resulting from the government's financial struggles combined with a pressing need to break the Venetian blockade of the Dardanelles in the ongoing Cretan War.