Solution:The last time the Estates General met was in 1789. Louis XVI convened the Estates General due to France's bleak political and economic situation. The clergy, nobility, and commoners who attended the gathering had the authority to determine whether to impose new taxes and restructure the nation. The French Revolution started on May 5, 1789, with the opening of the Estates General at Versailles. The march of the Estate General, the final major celebration of the old regime, took place at Versailles on May 4, 1789.