The Sejm was convoked in early September 1650, Sejmiks held in October and November 1650. Sejm sessions commenced on December 5th 1650. Lithuanian Stolnik (royal court Table Master) Wincenty Korwin Gosiewski was elected Speaker of the Deputies Chamber. The Sejm was hugely turbulent, its sessions proceeding in the shadow of the perilous situation in Ukraine. Levy en masse was called during the Sejm. Security for cities and castles was ordered, as was the raising of funds and assets for the

The Sejm was convoked in September 1558, originally for November 20th of the same year. Pre-Sejm Sejmiks were held in October 1558. Due to King Sigismund Augustus’ illness, Sejm session commencement was postponed until December 5th 1558. In the course of Sejm sessions, the conflict concerning the execution or rights and assets programme broke out again – the monarch intended to delay discussions concerning the programme for reasons of urgent current matters – the protection