Black-Dutch identifying as "Black Dutch" may have originated during and after the 1830s Indian Removal era. {citation needed} They may have attempted to "pass" and avoid being removed to Indian Territory or stigmatized by what became a majority Anglo-American society. Some Native Americans, mainly from the Five Civilized Tribes of the Southeast, claimed "Black Dutch" or "Black Irish" heritage in order to purchase land in areas which United States treaties and other laws had reserved for people of European descent. Once they owned the land, such families who had escaped forced removal would not admit to their Native American heritage, for
Dutch Americans settlers from those countries arrived since the 1850s after California had statehood. They drained away swamps and created artificial islands known as polders, constructed dikes to back away the Sacramento and San Joaquin Rivers flowing into the San Francisco Bay, also turned them into fertile farmlands and set up inland ports such as Stockton. Also their communities like Lathrop, Galt, Rio Vista and French Camp which were named for Belgians from Belgium are of both French (Walloon) or Flemish origin. Not included among Dutch Americans are the Pennsylvania Dutch, a group of German Americans who settled in Pennsylvania in the