SOUTH DAKOTA - Lakota to file UN Genocide Charges Against U.S., South Dakota. Led by the Lakota Grandmothers, an excerpt from the complaint, still being refined into its final, legal form, reads: “This letter serves notice as complaint, that the crime of genocide is being committed, in an ongoing manner, against the matriarchal Tetuwan Lakota Oyate of the Oceti Sakowin, an Indigenous First Nation