Historical Events Sep 26 Storm surge causes the second Cosmas and Damian flood in East Friesland and the Netherlands destroying dykes and devastating coastal towns Famous Deaths Sep 28 Siwara/Sjoerd Aylva, Fries army leader (siege of Franeker) Aug 1509 History by Year Oct 1509 What Happened in 1509 A Son, A Son – My Wife For A Son!April 21, 1509