The Cowlitz are a group of Native American peoples from what is now western Washington state in the United States. The Cowlitz tribe actually consists of two distinct groups: the Upper Cowlitz, or Taidnapam, and the Lower Cowlitz, or Kawlic. The original language of Cowlitz tribes, the Cowlitz language, belonged to the Salishan family of languages among Northwest Coast indigenous peoples. Later, the Upper Cowlitz adopted the Sahaptin language from east of the Cascade Mountains. The Cowlitz were federally acknowledged on February 14, 2000, and their acknowledgement was reaffirmed in 2002. They are now recognized officially by the United States federal government, and are in the process of establishing federally recognized tribal lands (such as on a reservation) near Longview,...'