 In 1713, Johan died from being shot in the leg during battle.The same year, Prince Dimitrie Cantemir, hospodar of Moldavia, a Russian ally at the time, visited Moscow with his family.During a visit to the Repnins, his wife, Kassandra Cantacuzene, gave Princess Prascovia a diamond as a gift; she noticed Lovisa among the court of the princess, and Princess Prascovia then gave Lovisa to Princess Cantemir as thanks for the diamond.