Complex sentence: In 1861 two official reservations were created for the Iowa, in Nebraska and Kansas, but in 1883 a discontent group was taken to the Lincoln, Payne and Logan counties, in the Indian Territory, where they were aculturated and had their lands divided.
Split into simpler sentences: In 1861 two official reservations were created for the Iowa in Nebraska and Kansas. In 1883 a discontent group was taken to the Lincoln, Payne and Logan counties in the Indian Territory, where they were aculturated and had their lands divided.