10th c. Patrimonial monarchy of Piasts, individual privileges for knights.
12th c. Country divided into small realms, first dietines as consultation bodies.
13th c. First general privileges for nobility, a pattern to follow.
14th c. State monarchy (each state has its own privileges and duties). Rights of nobility grow, while its duties are limited. End of the Piasts. Jagiellonian dynasty comes from Lithuania
15th c. Sejm (parliament) is formed. Nobility enjoys economical prosperity, sometimes to the detriment of other groups.
16th c. Free election gives nobility the right to choose a new monarch. ‘Golden Age’ of the Polish-Lithuanian Commonwealth.
17th c. Liberum veto is an ultimate expression of nobility’s freedom and democracy though it paralyses the legal procedure. Permanent wars deteriorate political and economical situation of the country. Magnates dominate over middle-nobility (oligarchy).
18th c. Foreign powers play more and more important role in the country’s policies, pretending to defend nobles’ rights and freedoms.