Answer
Constance of Castile, Queen of Poland, met her untimely demise during the perilous act of childbirth, a hazardous endeavor that historically claimed the lives of many women. Her passing occurred in the year 1310, leaving a profound void in the royal court and beyond. Constance's legacy endures as a poignant reminder of the risks and sacrifices associated with motherhood in an era marked by limited medical knowledge and support.