The founder and first editor-in-chief of Den 17de Mai was Rasmus Steinsvik, who edited the newspaper until his death in 1913.[1]Arne Garborg was co-editor the first four years. Later editors were Anders Hamre and Einar Breidsvoll. The newspaper was very significant for the Nynorsk movement.[2] It was also the main periodical for the Nynorsk "language struggle".[1] The paper had a liberal leaning.[3]