After the death of his first wife and eldest son, King Philip IV of Spain has remarried to Mariana of Austria, his eldest surviving child, Maria Theresa, he has married off to the french King and he has goals of wedding little Margaret Theresa to the Emperor of Austria, but his young son Charles is sickly and it is doubtful he will live a long life, with no other heir to the Spanish throne what will become of the country with a sickly inbreed on the throne? #Spain #royal #king #history