History of the Slovak language ). The usage of Czech in Slovak environment resulted to the Slovakized Czech language - a variant of cultural Czech with Slovak elements. This variant existed since the penetration of Czech to present-day Slovakia and was used e.g. in city books, official correspondence, etc. Early writings had a various frequency of Slovak elements caused by a poor knowledge of standard Czech among many Slovak native speakers, the influence of vernacular language and cultural Slovak. The normalized form of Slovakized Czech existed since the 17th century. In the normalized form, Czech letters and words were systematically replaced by their Slovak equivalents.
Native Americans in the United States region and generation, with many older Native Americans self-identifying as "Indians" or "American Indians", while younger Native Americans often identify as "Indigenous" or "Aboriginal". The term "Native American" has not traditionally included Native Hawaiians or certain Alaskan Natives, such as Aleut, Yup'ik, or Inuit peoples. By comparison, the indigenous peoples of Canada are generally known as First Nations. It is not definitively known how or when the Native Americans first settled the Americas and the present-day United States. The prevailing theory proposes that people migrated from Eurasia across Beringia, a land bridge that connected Siberia to present-day Alaska during the