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In 1968âone hundred years after the signing of the treaty that allowed the Navajo people to return to their original homes in the Four Corners RegionâFort Sumner was declared a New Mexico State Monument.
Rails were completed to Callaway (in Custer County) in 1890, with stations spotted every eight to ten miles along the route. One of these was Sumner, named for Senator Charles Sumner of Massachusetts, known to have been an advocate of the abolition of slavery.