3.9K views · 234 reactions | #OnThisDay (1890): Sioux leader Sitting Bull is killed by Indian police agents in the early morning hours on the Standing Rock Indian Reservation. Two weeks later, agents opened fire on Sioux tribe members partaking in the Ghost Dance at Wounded Knee. The two incidents unofficially marked the end of the brutal, bloody Indian Wars across the American West. Some further and important reading on the period in the slideshow. | History in Five | Facebook