Mutungamiri Franklin D. Roosevelt akazivisa kuti Jackson Hole National Monument muWyoming muna 1943, kuti agamuchire mupiro wenyika yakawanikwa naJohn D. Rockefeller, Jr., kuwedzera kuGrand Teton National Park mushure mekunge Congress yaramba kubvumidza kuwedzera kwepaki iyi. Chirevo chaRoosevelt chakakonzera dutu rekushoropodzwa pamusoro pekushandiswa kweAntiquities Act kudarika Congress. Bhiri rinobvisa Jackson Hole National Monument rakapfuura neCongress asi rakarambwa naRoosevelt, uye kukakavadzana kweCongress nedare kune chiremera chechiremera chakagadziriswa. Muna 1950, Congress yakazopedzisira yabatanidza zvizhinji zvezvivakwa muGrand Teton National Park, asi chiito ichi chakaita kuti hurumende isashandisezve chiremera chechiremera muWyoming kunze kwenzvimbo dzeacre zviuru zvishanu kana pasi.
John D. Rockefeller, Jr.