North Dakota Studies – The Treaties of Fort Laramie, 1851 & 1868
Wyoming History – Fort Laramie Treaties of 1851 and 1868
Colorado Encyclopedia – Treaty of Fort Laramie
National Park Service – A Tale of Two Treaties
Smithsonian Magazine – In 1868, Two Nations Made a Treaty, the U.S. Broke It and Plains Indians Tribes Are Still Seeking Justice
Added 6/6/2018, last updated 7/31/2022 *
* older dates may be inaccurate due to tech changes along the way
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