April 25, 1333
Coronation of Casimir III the Great
On April 25, 1333, Casimir III the Great was crowned King of Poland at Wawel Cathedral in Kraków. This was a turning point in Polish history, marking the beginning of a period of prosperity and development for the country. Casimir III the Great, the last king of the Piast dynasty, assumed the throne after the death of his father, Władysław I the Elbow-high.