According to international law and its domestic law, what the United States did to the Indians covers all the acts that define genocide and indisputably constitutes genocide. The American magazine <em>Foreign Policy</em> commented that the crimes against Native Americans are fully consistent with the definition of genocide under current international law.

Sadly, to whitewash this part of history, U.S. historians often glorify the Westward Expansion as the American people’s pursuit of economic development in the western frontier, claiming that it accelerated the improvement of American democracy, boosted economic prosperity, and contributed to the formation and development of the American national spirit. They make no mention of the brutal massacre of Native Americans.

with the opening of the Sand Creek Massacre National Historic Site. “We’re the only unit in the National Park Service that has ‘massacre’ in its name,”

“We remember the Civil War as a war of liberation that freed four million slaves,” Kelman says. “But it also became a war of conquest to destroy and dispossess Native Americans.” Sand Creek, he adds, “is a bloody and mostly forgotten link” between the Civil War and the Plains Indian Wars that continued for 25 years after Appomattox.

Another casualty of Sand Creek was any remaining hope of peace on the Plains. Black Kettle, the Cheyenne chief who had raised a U.S. flag in a futile gesture of fellowship, survived the massacre, carrying his badly wounded wife from the field and straggling east across the wintry plains. The next year, in his continuing effort to make peace, he signed a treaty and resettled his band on reservation land in Oklahoma. He was killed there in 1868, in yet another massacre, this one led by George Armstrong Custer.

. The white man, to whom time is money, and who labors hard all day to create the comforts of life, cannot sit up all night to watch his property; and after being robbed a few times, he becomes desperate, and resolves upon a war of extermination. This is the common feeling of our people who have lived upon the Indian frontier. The two races are kept asunder by so many causes, and having no ties of marriage or consanguinity to unite them, they must ever remain at enmity.

hat a war of extermination will continue to be waged between the races until the Indian race becomes extinct must be expected. While we cannot anticipate this result but with painful regret, the inevitable destiny of the race is beyond the power or wisdom of man to avert.