 In July 1888, Baum and his wife moved to Aberdeen, Dakota Territory where he opened a store called "Baum's Bazaar".His habit of giving out wares on credit led to the eventual bankrupting of the store, so Baum turned to editing the local newspaper "The Aberdeen Saturday Pioneer" where he wrote the column "Our Landlady".Following the death of Sitting Bull at the hands of Indian agency police, Baum urged the wholesale extermination of all America's native peoples in a column that he wrote on December 20, 1890 (full text below).