Events with tag - 15th Century

September 14, 1454

Cerekwica-Nieszawa Privilege

The Cerekwica-Nieszawa Privilege was issued by King Casimir IV Jagiellon in 1454. This document significantly limited royal power in favor of the nobility, introducing, among others, a ban on imposing new taxes without the consent of local parliaments and the principle of personal inviolability of nobles.

September 18, 1454

Battle of Chojnice

Battle of Chojnice (September 18, 1454) - a crucial clash of the Thirteen Years' War between the forces of the Kingdom of Poland under the command of Casimir IV Jagiellon and the Teutonic Order. It ended in a devastating defeat for the Polish forces and forced a reform of the military system.

January 18, 1493

First General Sejm in Piotrków

The First General Sejm was convened on January 18, 1493, in Piotrków by King John I Albert. This event marked the beginning of Polish parliamentarism, introducing a bicameral parliamentary system consisting of the Senate and the Chamber of Deputies. During the session, 33 parliamentary constitutions were enacted, which shaped the foundations of the Polish political system.