Respuesta :
shade exactly where the green is on the attached map, that is the prairie location during in the 1800s. i count find a map that suited it but you can check for more by googling it.
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In the 1800s the prairie extended from north to south of the United States, encompassing the states of Montana, North Dakota, Texas (half only), Oklahoma, Kansas, Nebraska, Iowa, Illinois, Missouri, and South Dakota, Minnesota, Wyoming, Colorado, New Mexico