The Ho-Chunk Nation is working on language restoration and has developed a Hoocąk-language iOS app. Since the late 20th century, both tribal councils have authorized the development of casinos. While related, the two tribes are distinct federally recognized sovereign nations and peoples, each with its own constitutionally formed government and completely separate governing and business interests. The Winnebago Tribe of Nebraska have an Indian reservation in Nebraska. Today, Ho-Chunk people are enrolled in two federally recognized tribes, the Ho-Chunk Nation of Wisconsin and the Winnebago Tribe of Nebraska. The Ho-Chunk, also known as Hocąk, Hoocągra, or Winnebago (referred to as Hotúŋe in the neighboring indigenous Iowa-Otoe language), are a Siouan-speaking Native American people whose historic territory includes parts of Wisconsin, Minnesota, Iowa, and Illinois. Traditional Hocak Way, Native American Church, Christianity United States ( Wisconsin, Nebraska, Iowa, and Minnesota) Members of the Winnebago Tribe of Nebraska's dance team at the Lied Activity Center in Bellevue, Nebraska, 2006