Famous Birthdays Sep 1 Henry II, Prince of Condé, French nobleman (d. 1646) Sep 8 Marin Mersenne, French mathematician (Number of Mersenne), born in Oizé, Maine, France (d. 1648) Sep 10 Nicholas Lanier, English composer, born in London (d. 1666) Born in 1588 Famous Deaths Sep 4 Robert Dudley, English Earl of Leicester, favourite of Elizabeth I, dies at 87 Aug 1588 History by Year Oct 1588 What Happened in 1588 Defeat of the Spanish ArmadaJuly 29, 1588