 No one was ever brought to trial for Randolph's assassination.In 1872, Aiken was an activist on behalf of The National Grange of the Order of Patrons of Husbandry, more commonly known as the Grange, organizing 76 local chapters across South Carolina.Aiken was a member of the executive committee of the National Grange from 1873–85, served as its chairman in 1875, and was president of the South Carolina Grange from 1875–1877.