Uniting the Tribes: The Rise and Fall of Pan-Indian Community on the Crow Reservation - Paperbackby Frank Rzeczkowski (Author) Native American reservations on the Northern Plains were designed like islands, intended to prevent contact or communication between various Native peoples. For this reason, they seem unlikely sources for a sense of pan Indian community in the late nineteenth and early twentieth centuries. But as Frank Rzeczkowski shows, the flexible nature of tribalism as it already existed on the Plains subverted these goals and enabled