After his wife's death, Jagiello ruled both Poland and Lithuania for nearly half a century, establishing a dynasty that would remain in power until 1572.
Jagiello engineered his wife's death to take control of her country.
mnli hypothesis: Jagiello engineered his wife's death to take control of her country. premise: After his wife's death, Jagiello ruled both Poland and Lithuania for nearly half a century, establishing a dynasty that would remain in power until 1572.