Deb Haaland Becomes First-Ever Native American U.S. Cabinet Secretary … guiding use of 500 million acres of federal and tribal land, a fifth of the nation’s surface. A member of the Laguna …Deb Haaland Becomes First-Ever Native American U.S. Cabinet Secretary … guiding use of 500 million acres of federal and tribal land, a fifth of the nation’s surface. A member of the Laguna …