By the 19th century, reformers such as the Bengali Brahman Ram Mohan Roy tried to rid Hinduism of primitive idolatry.
Ram Roy caused distressed amongst the group of idol worshipers. 
mnli hypothesis: Ram Roy caused distressed amongst the group of idol worshipers.  premise: By the 19th century, reformers such as the Bengali Brahman Ram Mohan Roy tried to rid Hinduism of primitive idolatry.