 Complete the following phrase:  The Ottoman Empire overran northern Epirus from the late 14th century, but being a natural fortress, Himara was the only region that did not submit to Ottoman rule. It became a symbol of resistance to the Ottomans but suffered from an almost continuous state of warfare. Himariotes participated in Skanderbegs resistance against the Ottoman Empire. In the summer of 1473 the chieftain John Vlasis, with a small unit from nearby Corfu as well as with native Himariot support, took control of the entire coastal region from Sagiada to Himara, but when the ongoing 