In 1784 Johann Friedrich joined the army, fighting in the French Revolutionary Wars from 1793 to 1795 before joining the diplomatic service in 1803 on Napoleon's occupation of Hanover and leaving for the United Kingdom.
Johann Friedrich joined the army. This was in 1784. Johann Friedrich was fighting in the French Revolutionary Wars from 1793 to 1795 before. This was in 1784. Johann Friedrich was joining the diplomatic service in 1803 on Napoleon's occupation of Hanover. This was in 1784. Johann Friedrich was leaving for the United Kingdom. This was in 1784.