Leyden University was closed after Professor Cleveringa openly protested against the dismissal of Jewish Professor Meyers by the Nazi’s.

How a professor’s heroic speech led to the closing of The Netherlands’ famed 365-year-old University of Leyden was last week revealed by Leydeners in Manhattan who had just received a full report smuggled from their home town.

As reward for their bravery in fighting Spanish rule, William of Orange three…