The szlachta ([ˈʂlaxta] ( listen), exonym: Nobility) was a legally privileged noble class with origins in the Kingdom of Poland. It gained considerable institutional privileges between 1333 and 1370 during the reign of King Casimir III the Great.:211 In 1413, following a series of tentative personal unions between the Grand Duchy of Lithuania and the Crown Kingdom of Poland, the existing Lithuanian nobility formally joined this class.:211 As the Polish-Lithuanian Commonwealth (1569–1795) evolved and expanded in territory, its membership grew to include the leaders of Ducal Prussia, Podolian and Ruthenian lands. COUNT 5
QSN1 What class was slackta in Poland? ANS1 noble class QSN2 Under whos' reign did the szlachta gain institutional privileges? ANS2 King Casimir III the Great QSN3 WHich two kingdoms shared tentative personal unions? ANS3 Grand Duchy of Lithuania and the Crown Kingdom of Poland QSN4 When did the polish-lithuanian commonwealth thrive? ANS4 1569–1795 QSN5 What is one leader from the polish-lithuanian common weaith.  ANS5 Ducal Prussia