Once the campaign in Macedonia was completed, a large part of the Greek army under the Crown Prince was redeployed to Epirus, and in the Battle of Bizani the Ottoman positions were overcome and Ioannina taken on 22 February 1913. Meanwhile, the Greek navy rapidly occupied the Aegean islands still under Ottoman rule. After two victories, the Greek fleet established naval supremacy over the Aegean preventing the Turks from bringing reinforcements to the Balkans.