Animated map shows how religion spread around the world
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Meaning of major religious groups?
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Top 5 Major Religious Group in the World
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Major Religious Group In The World || Top 5 World News and Info
The world's principal religions and spiritual traditions may be classified into a small number of major groups, although this is by no means a uniform practice. This theory began in the 18th century with the goal of recognizing the relative levels of civility in societies.