The oglala sioux warrior who fought the united states army to a stalemate during the great sioux war of 1865-67 was

The Oglala Sioux warrior was Red Cloud. He was one of the most important leaders of the Oglala Lakota. Native American forces killed an entire 81-man detachment in a battle called the Fetterman Massacre. Following this incident, the Treaty of Fort Laramie was forged and the U.S. government consented to relinquish its forts and to leave the Lakota territory. 

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