She ruled Sweden in the absence of her husband, Charles X, and acted as regent while her son was a boy. According to her Wikipedia article, she dominated the Swedish court.
The bodice of Queen Hedvig's dress would have worked in 1715; the rest of her dress is covered by robes with the three crown motif.
Keywords: von Kraft, Hedvig Eleonora, Princess, Queen, Holstein family, Vasa family, Swedish, straight coiffure, scoop neckline, modesty piece, three quarter length sleeves, engageantes, brooch, robes