After the Cossack Hetmanate became part of Russia, graduates helped Nikon to introduce the Ukrainian Orthodox faith to Russians to have the common faith in Ukraine, Belarus and Russia.[relevant?] Many of graduates pursued their careers in Western Europe but many traveled the countryside and taught in villages and towns. According to the Christian Arab scholar Paul of Aleppo, who in 1655 traveled through Ukraine to Moscow, “Even villagers in Ukraine can read and write …and village priests consider it their duty to instruct orphans and not let them run in the streets as vagabonds.”[12]: 155