Since the earliest days, the church has worked to fulfil the Great Commission to make disciples of all nations. The work of mission continued throughout the centuries. The western Catholic church converted the Franks, Irish, Angles and Saxons, other continental Germanic peoples (Thuringians etc.), Norsemen, Slavs and eventually the peoples of the Baltic. The last pagans in Europe were the Lithuanians who converted in 1386. Even during the 1300s, when the Western Catholic church was in disarray, there were bold missions in Central Asia (eg Azerbaijan), India, to the Mongols and in China. A leading missionary was John of Montecorvino (d. 1328). Across the Mediterranean, brave monks risked their lives to preach the gospel to Muslims in North Africa. The Eastern Orthodox church headquartered at Constantinople likewise missionised its neighbours over many centuries, including Goths, Arabs, Persians, Bulgars, Slavs, Mongols and Lithuanians. The missionary work of the non-Chalcedonia...