This act became known as the Sand Creek Massacre.

Online.“Sand Creek Massacre” Encyclopedia of American History.

("The Massacre at Sand Creek")
About 200 Indians were killed, most were women and children.
Despite eye witness explanation, Chivington and his men were not charged for the crimes.

Print.“Sand Creek Massacre” Encyclopedia of North American Indians.

An Army judge, however, publicly stated that Sand Creekwas "a cowardly and cold-blooded slaughter, sufficient to cover its perpetrators with indelible infamy, and the face of every American with shame and indignation."

Sand Creek massacre - Wikipedia

Such was the scenethat cold gray morning at Sand Creek, November 29, 1864.

In 1883 he re-entered politics with a campaign for a state legislature seat, but chargesof his guilt in the Sand Creek massacre forced him to withdraw.

The Cost of the Sand Creek Massacre - Military Essay Example

Chivington on November 29, 1864.(Encyclopedia of North American Indians).
The causes of the Sand Creek massacre are rooted in the long conflict for control of the Great Plains of eastern Colorado.

The Sand Creek Massacre (Video 2006) - IMDb

Where there is grass or plants, Canadian thistle or tamarisk or sageor some other one of the numerous types of grass and plants at Sand Creek, itcatches my clod hoppers, just before they sink into the sand.

Encyclopedia of the Great Plains | SAND CREEK MASSACRE

The uproar as a result of the Sand Creek Massacre caused the resignation of Colorado Governor John Evans. Retaliation by the Indians was not long in coming.

Sand Creek Massacre | National Park Foundation

On November 29, 1864, Black Kettle was peacefully camped along Sand Creek in present day Kiowa County, Colorado, to the north of present day Chivington. Adjacent to Black Kettle's lodge flew a white flag and the American Flag. Without warning, Col. Chivington attacked the village killing or wounding some 200 Cheyenne, two-thirds of which which were women and children.

Cheyenne Native American History: Sand Creek Massacre

The Sand Creek Massacre is one of the most controversial and widely discussed incidents in the history of Native/White relations in North America, rivalled only by events such as the Battle of Little Bighorn, the Trail of Tears, and the stories of Pocohantas and of the First Thanksgiving. The basic details are as follows: in late November, 1864, a group of volunteer Colorado militia under the command of Col. John Chivington attacked a camp of Cheyenne and Arapaho Indians along Sand Creek in southeastern Colorado. The Indians had gone there at the request of the Governor of Colorado, in order to escape ongoing military campaigns against other groups of Cheyenne and Arapaho who were perceived to be more hostile to Whites. Around 250 or more Indians, mostly women, children and elderly, were killed in the attack on the camp, despite the presence of flags being flown which were the agreed-upon indicators of a peaceful camp.