When was the university, for which Friedrich Leibniz was registrar and professor of moral philosophy, founded?
Friedrich Leibniz: Friedrich Leibniz (or Leibnütz; 1597–1652) was a Lutheran lawyer and a notary, registrar and professor of moral philosophy within Leipzig University. Leipzig University:  The university was founded on December 2, 1409 by Frederick I, Elector of Saxony and his brother William II, Margrave of Meissen, and originally comprised the four scholastic faculties.
December 2, 1409