The sun dance is a ceremony practiced by some indigenous people of United States of America and Canada, primarily those of the Plains cultures. It usually involves the community gathering together to pray for healing. ... Canada lifted its prohibition against the practice of the full ceremony in 1951. I hope this helps :D
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The practice went on for so long because, in my opinion, of tradition and it it was that these women had so much money and nothing to do. It was a way to state your status without having to say anything. You were immediately recognized as from a wealthy family.
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