Sitting Bull (1831-1890) was Sioux chief and one of the leaders at the Battle of the Little Big Horn.
Source: https://upload.wikimedia.org/wikipedia/commons/thumb/3/3f/Sitting_Bull_by_D_F_Barry_ca_1883_Dakota_Territory.jpg/557px-Sitting_Bull_by_D_F_Barry_ca_1883_Dakota_Territory.jpg
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