Missionaries

The Wiley-Blackwell Companion to Religion and Social Justice, XXXX, viewed via Google Books, Sept. 27, 2017: p. 330 (two types of religions: those which are specific to a culture and ethnicity, which do not attempt to proselytize, and missionary religions, which do; examples are Buddhism, Christianity, and Islam)
Encyclopedia of World Religions, 2006, viewed via Google Books, Sept. 27. 2017: missionaries (most successful proselytizing religions have been Buddhism, Christianity, and Islam; Buddha himself sent out the first Buddhist missionaries; Christian missionary work started with the apostles; Qur'an teaches that people should become Muslims because they are persuaded that Islam is true)