In what year did the line from which Premyslaw II come from become extinct?
Przemysław II, Duke of Cieszyn Przemysław II of Cieszyn, also known as Przemko II (Polish: Przemysław II cieszyński , Czech: Přemysl II. Těšínský , German: Przemislaus II. von Teschen ; 1422/25 – 18 March 1477), was a Duke of Cieszyn (Teschen, Těšín) from 1431, ruler over Bielsko and Skoczów (from 1442), Duke of half of both Duchy of Głogów (Glogau, Hlohov) and Duchy of Ścinawa from 1460 and from 1468 sole ruler over Cieszyn.
Charles XII of Sweden Charles XII, also Carl (Swedish: "Karl XII" ; 17 June 1682 – 30 November 1718 O.S.), Latinized to "Carolus Rex", was the King of Sweden from 1697 to 1718. He belonged to the House of Palatinate-Zweibrücken, a branch line of the House of Wittelsbach. Charles was the only surviving son of Charles XI and Ulrika Eleonora the Elder. He assumed power, after a seven-month caretaker government, at the age of fifteen.