Timeline of Jewish-Polish history Timeline of Jewish-Polish history This article presents the timeline of selected events concerning the history of the Jews in Poland beginning with the formation of the Polish state under its first ruler, Mieszko I of Poland. 960 A Jewish merchant and slave trader from Spain, Ibrahim Ibn Jaqub (Abraham ben Jakov), travels to Poland and writes the first description of the country and the city of Kraków. Jewish traders are very active in Central Europe. Mieszko I mints coins with Hebrew letters on them, though some attribute the coins to the times of Mieszko the Old. 1264 Polish Prince Boleslaus
Mieszko I, Duke of Cieszyn The Obituary of the Church of St. Vincent in Wrocław showed the existence of a certain "Grzymisława, Duchess of Opole" ("Grimizlaua ducissa Opuliensis") who was buried there around 13 September 1286. Her parentage is also unknown, but her name suggests a Russian origin, probably member of the Rurikids. Her title suggests that she may have been the wife of Mieszko I or the first wife of Bolko I (Mieszko I's brother), or maybe a completely different person. Also, the exact date of their marriage was uncertain, but after a further reconstructions of their children's birth dates, was placed between 1275