Marie Joséphine of Savoy future king of Sardinia) was married to her sister-in-law Princess Clotilde of France in 1775. Her eldest brother-in-law, Dauphin Louis Auguste (the future Louis XVI of France), had married Marie Antoinette one year earlier. Marie Joséphine was by view of rank and connections deemed very suitable for a marriage to a French prince, and she had been regarded as a suitable bride of the Dauphin prior to his marriage in 1770. The marriage was supported by Madame du Barry, who wished to create an ally within the royal family and who the king allowed to form the household of the
Marie-Antoinette Tonnelat Marie-Antoinette Tonnelat Marie-Antoinette Tonnelat (née Baudot) (March 5, 1912 – December 3, 1980) was a French theoretical physicist. She received her doctorate in 1939 under the supervision of Louis de Broglie. She is best known for her work related to Albert Einstein's Theory of Relativity. Her research focused on synthesizing the concepts gravity, electromagnetism, and nuclear forces within the basic framework provided by Einstein's theory of relativity. Along with the help of Einstein and Schrödinger, she played a role in developing Unified Field Theory. Marie-Antoinette Tonnelat was born in March 5, 1912, in Charolles, a commune in the Southern Burgundy