In 1870 , Hauser participated as a member of the Washburn – Langford – Doane Expedition . He was also active in efforts to preserve the Yellowstone area and his lobbying efforts helped see the creation of the Yellowstone National Park . Politically he was aligned with the Democratic Party and served as a delegate to the 1884 Democratic National Convention . Despite being a Democrat , Hauser 's business influence was large within the territory that he even influenced the selection of Republican appointees
1884 Democratic National Convention
1884 Democratic National Convention
Samuel Thomas Hauser