Marie Antoinette May 1774, the Dauphin ascended the throne as King Louis XVI of France and Navarre with Marie Antoinette as his Queen. At the outset, the new queen had limited political influence with her husband, who, with the support of his two most important ministers, Chief Minister Maurepas and Foreign Minister Vergennes, blocked several of her candidates from assuming important positions, including Choiseul. The queen did play a decisive role in the disgrace and exile of the most powerful of Louis XV's ministers, the Duke of Aiguillon. On 24 May 1774, two weeks after the death of Louis XV, the king
Marie Antoinette the Champ de Mars to sign a petition demanding the deposition of the king. The estimated number of those killed varies between 12 and 50. Lafayette's reputation never recovered from the event and, on 8 October, he resigned as commander of the "Garde nationale". Their enmity continuing, Marie Antoinette played a decisive role in defeating him in his aims to become the mayor of Paris in November 1791. As her correspondence shows, while Barnave was taking great political risks in the belief that the queen was his political ally and had managed, despite her unpopularity, to secure a moderate majority