In 1967, the Army Guard was ordered to State duty by the Governor to assist local and State law enforcement officials following a raid on the Rio Arriba County Courthouse in Tierra Amarilla. Following the Kent State shootings in May of 1970, Army and Air Guard units were ordered to State duty to assist local and State police during campus unrest at the University of New Mexico. On May 8, guardsmen bayoneted eleven people and were subsequently withdrawn from university grounds.