Sigismund III, Władysław IV and John Casimir were all of the Swedish House of Vasa; preoccupation with foreign and dynastic affairs prevented them from making a major contribution to the stability of Poland-Lithuania.
Zygmunt III, Władysław IV ja Jan Kazimierz olid kõik Rootsi Vasad; mure välis- ja dünastiliste asjade pärast takistades neil andmast suurt panust Poola-Leedu stabiilsusele.