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  1. 1988
    Tribes open casinos; Congress steps in to regulate
    As American Indian tribes begin opening casinos, Congress passes the Indian Gaming Regulatory Act, requiring ...
  2. 1978
    American Indian freedom of religion legalized
    The American Indian Religious Freedom Act legalizes traditional spirituality and ceremonies, overturning ...
  3. 1972
    ‘Trail of Broken Treaties’ raises environmental health concerns
    American Indian leaders and activists organize a nonviolent protest to bring attention to issues affecting ...