Historical Events Philip II Mar 25 Portuguese Cortes (King's Court) calls Philip II King of Portugal, further legitimatizing his rule King of Spain Philip II of Spain Famous Birthdays Mar 16 Pieter Corneliszoon Hooft, Dutch historian and writer (d. 1647) Born in 1581 Feb 1581 History by Year Apr 1581 What Happened in 1581 Ivan the Terrible Kills His SonNovember 16, 1581