After leaving Oregon he went to Washington, D.C. and worked for the Bureau of Indian Affairs as an agent, with involvement in that capacity dealing with the Santee Sioux in the Iowa Territory during the Inkpaduta affair in 1857.
He went to Washington, D.C., with involvement in that capacity. This capacity was dealing with the Santee Sioux in the Iowa Territory during the Inkpaduta affair in 1857. He worked for the Bureau of Indian Affairs as an agent. This was with involvement in that capacity. This capacity was dealing with the Santee Sioux in the Iowa Territory during the Inkpaduta affair in 1857. He was leaving Oregon.