 Complete the following phrase:  In 1907, following Bulgarian complaints and Russian pressure, Karavangelis was removed from his position by orders of the Sultan. He returned to Constantinople as a Synod until the collapse of the Diocese of Amaseia in January 1908. The Patriarch had requested that Karavangelis fill the recently vacated position, and so he became the Metropolitan of Amaseia, based in Sampsounta. There, he helped create schools in the most remote villages and established a high school for Greek education. He also assisted in the formation of armed groups to defend the Greek and Armenian population from Turkish aggression and persecution by the Young Turks. During 