Sitting Bull "Buffalo Bill's Wild West" show. Tension between Sitting Bull and Agent McLaughlin increased and each became more wary of the other over several issues including division and sale of parts of the Great Sioux Reservation. During that period, in 1889 Indian Rights Activist Caroline Weldon from Brooklyn, New York, a member of the National Indian Defense Association "NIDA", reached out to Sitting Bull, acting to be his voice, secretary, interpreter and advocate. She joined him, together with her young son Christy at his compound on the Grand River, sharing with him and his family home and hearth. A Paiute Indian,
Sitting Bull foreshadowing of a major victory in which a large number of soldiers would be killed. About three weeks later, the confederated Lakota tribes with the Northern Cheyenne defeated the 7th Cavalry under Lt. Col. George Armstrong Custer on June 25, 1876, annihilating Custer's battalion and seeming to bear out Sitting Bull's prophetic vision. Sitting Bull's leadership inspired his people to a major victory. In response, the US government sent thousands more soldiers to the area, forcing many of the Lakotas to surrender over the next year. But Sitting Bull refused to surrender, and in May 1877 he led his band