**Buddhism **became the dominant religion on the southeast Asian mainland from 1500 to 1800.
From 1500 to 1800, Buddhism was the dominant religion on the Southeast Asian mainland, primarily influencing countries like Thailand, Burma, and Laos. Kings promoted Buddhism as a means of legitimizing their rule and contributing to the cultural landscape. This period saw the establishment of powerful Buddhist kingdoms and temples, alongside a coexistence with local animistic beliefs.
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