Crazy Horse and Kicking Bear were brothers who fought togther in what war?
Kicking Bear:  He fought in several battles with his brother, Flying Hawk and first cousin, Crazy Horse during the War for the Black Hills, including Battle of the Greasy Grass. Crazy Horse:  He took up arms against the United States federal government to fight against encroachment by white American settlers on Indian territory and to preserve the traditional way of life of the Lakota people.
War for the Black Hills