Here is a question about this article: Poland's successive kings granted privileges to the nobility at the time of their election to the throne (the privileges being specified in the king-elect's Pacta conventa) and at other times in exchange for ad hoc permission to raise an extraordinary tax or a pospolite ruszenie.
What is the answer to this question: What was also in exchange during he election of the throne?
ad hoc permission to raise an extraordinary tax