Sitting Bull as hostiles those Sioux and others living off the reservation, Native Americans gathered at Sitting Bull's camp. He took an active role in encouraging this "unity camp". He sent scouts to the reservations to recruit warriors, and told the Hunkpapa to share supplies with those Native Americans who joined them. An example of his generosity was Sitting Bull's taking care of Wooden Leg's Northern Cheyenne tribe. They had been impoverished by Captain Reynold's March 17, 1876 attack and fled to Sitting Bull's camp for safety. Over the course of the first half of 1876, Sitting Bull's camp continually expanded, as
Alfred E. Bull Quakers and was named to the All-American team in 1895. During a game between Penn and the Carlisle Indian Industrial School, Bull faced off against All-American and early professional footballer Bemus Pierce. Bull and Pierce faced each other on the line throughout the game, and on a play late in the game Pierce knocked Bull to the ground, and the play went over him. After the play, Pierce, who was a Native American, cried out to the Penn players, "Look, look at Sitting Bull." Bull also rowed for the Penn crew. After graduating from Penn, Bull served as head football