Events in History Victory in Battle May 17 Battle of Chotusitz: Prussia led by Frederick the Great defeats Austria King of PrussiaFrederick the Great Birthdays in History May 13 Archduchess Maria Christina, Duchess of Teschen (d. 1798) May 18 Lionel Lukin, British life boat pioneer, born in Great Dunmow, Essex (d. 1834) Deaths in History May 13 Ludwig IX, Landgrave of Hesse-Darmstadt (b. 1719) May 14 Dominique Marie Valet, French RC/old-catholic bishop, dies at 64 May 21 Lars Roberg, Swedish physician (b. 1664) May 26 Pylyp Orlyk, Ukrainian Zaporozhian Cossack starshina and diplomat, dies at 69 1741 On This Day in History 1743