Xingu Indigenous Park film "Xingu" (2012). The idea of creating a park originated with a round table organized by the vice president of Brazil in 1952, at which a much larger park was proposed. However, the state of Mato Grosso began granting land within the proposed area to colonizing companies, so the park that came into existence by decree 50.455 of 14 April 1961 was only a quarter of the proposed size. Adjustments were made on 31 July 1961, 6 August 1968 and 13 July 1971. The final demarcation of the perimeter was made in 1978. The area was given the designation of
Red River of the South and Spain. That boundary continued to be recognized when Mexico gained its independence from Spain, then again when Texas became independent from Mexico. It remained so until the United States Congress consented to the Red River Boundary Compact adopted by the states of Oklahoma and Texas, which set the jurisdictional boundary between Texas and Oklahoma at the vegetation line on the south bank, but left title of adjacent property owners at the south bank. The Red River Campaign (March–May 1864) was fought along the Red River Valley in Louisiana during the American Civil War. It was a failed attempt by