Original sentence: During opposition by Ponca leadership, the US government began dismantling tribal government under the Curtis Act and breaking up their reservation lands into individual allotments under the Dawes Allotment Act in 1891 and 1892.The full-bloods formed a tipi village, while the mixed-bloods settled about Chikaskia Creek
Edited sentence: During opposition by Ponca leadership, the US government began dismantling tribal government under the Curtis Act and breaking up their reservation lands into individual allotments under the Dawes Act in 1891 and 1892.The full-bloods formed a tipi village, while the mixed-bloods settled about Chikaskia River