In Moscow and London, Berlin and Constantinople, he met the famous men and women of the time - Catherine the Great, Voltaire, Louis XV, Rousseau - and recorded his encounters for the memoirs he wrote in retirement at the end of his life.
In Moscow and London, Berlin and Constantinople, he met the famous men and women of the time - Catherine the Great, Voltaire, Louis XV, Rousseau - and recorded his encounters for the memoirs he wrote in retirement at the end of his life.
