By Aaren Herron This Native American Heritage Month, we honor some of the most beloved Native American leaders both past and present. The following six individuals have a mark on history through their brave attempts to create a better world for all. SITTING BULL Tatáŋka Íyotake (circa 1831 - December 15, 1890), better known as Sitting Bull, was a Hunkpapa Lakota leader who fought for years against the policies and actions of the U.S. Government. He was a central figure in the