However , he returned in September when the ship was recalled following the French invasion of the Corsican Republic .
In 1768 , at the fairly late age of 22 , the Duke entered the Royal Navy as a midshipman and was sent to Corsica in HMS Venus .
Midshipman returned in September when the ship was recalled following the French invasion of the Corsican Republic .
In 1768 , at the fairly late age of 22 , the Duke entered the Royal Navy as a midshipman and was sent to Corsica in HMS Venus .