Career
Fanshawe joined the Royal Navy in 1804. Promoted to Captain in 1816, he commanded HMS Donegal from 1832 and then HMS Princess Charlotte during the Oriental Crisis in 1840. Fanshawe was appointed Commodore, West Coast of Africa in 1849, Commander-in-chief, North America and West Indies in 1853 and Commander-in-Chief, Mediterranean Fleet in 1858.
His last appointment was as Commander-in-Chief, Plymouth from June 1860.