1792 Imperial election 21 at Varennes-en-Argonne. On August 27, Leopold and Frederick William II of Prussia, king of Prussia, issued the Declaration of Pillnitz, calling for the release of Louis and Marie Antoinette and promising that, if his safety was threatened, and with the support of the other monarchs of Europe, they would go to war to restore him. The National Assembly interpreted the declaration as a declaration of war against the revolutionary government. On April 20, 1792, it declared war on Leopold's son Francis II, Holy Roman Emperor, his successor as king of Hungary, king of Croatia and king of Bohemia. The
Francis II of France April 1558, the fourteen-year-old Dauphin married the Queen of Scots in Notre Dame Cathedral in Paris. It was a union that could have given the future kings of France the throne of Scotland and also a claim to the throne of England through Mary's great grandfather, King Henry VII of England. Until his death, Francis held the title King of Scotland. Mary and Francis were to have no children during their short marriage, however, possibly due to Francis' illnesses or his undescended testicles. A little over a year after his marriage, on 10 July 1559, Francis became king at the