"Religious dissenters" refers to individuals, groups, or movements that hold different beliefs or opinions, and express disagreement or opposition with the established religious authorities or mainstream religious practices. Full definition
A group of religious dissenters from the Boston Colony founded Portsmouth in 1638. (valuepenguin.com)
Portraying religious dissenters as favoring separation was an effective, if disingenuous, rhetorical tactic because it was so widely accepted by Americans that church and state occupied cooperative relationships. (firstthings.com)
The U.S. government has also entered a binding agreement with Vietnam to stop its repression of religious dissenters in some regions of the country. (christianitytoday.com)