The Bear River Massacre: A detachment of California Volunteers led by Colonel Patrick Edward Connor engage the Shoshone at Bear River, Washington Territory, killing hundreds of men, women and children.

The Bear River Massacre was a United States military attack that killed an estimated 250 to 493 children, women, and men at a Shoshone winter encampment on January 29, 1863. Some sources describe it as the largest mass murder of Native Americans by the US military and the largest single episode of…