What caused the violent events at Wounded Knee in December 1890? Check all that apply.

Ghost Dance rituals spread among the Sioux, and US officials feared they would lead to resistance, increasing tensions. The immediate confrontation came when US troops tried to disarm a band of Sioux who had sought protection under Chief Big Foot; the attempt escalated into violence. There is no evidence that Sioux leaders were planning an armed uprising, and a fight over food between Cheyenne and Sioux was not the cause.

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