Niebuhr, Barthold George 1776-1831. German historian whoever greatly important reputation for Rome (published 1811-1832) established the present day scientific study of record.
Niebuhr, Reinhold 1892-1971. United states theologian which argued that Christianity is obligated to face moral, personal, and ethical dilemmas. Their works include The Nature and fate of Man (1941-1943).
German historian noted for his vital approach to resources and their history of Rome (1776-1831)