I can also access the Encyclopaedia Britannica and the Oxford Dictionary of National Biogprahy through the library membership subscription and the later has a biography for him but it is cvopyright so I can t post it It says He joined the Peelites was quite close to Gladstone and ultimately became a Liberal no dates I can t access Britannica at the moment due to high traffic levels or so it says Erm there may be some question as to the date of his death The DONB gives 22 December 1859 as does the Wikipedia article but I am looking at an edition of The Times from Tuesday 20th December 1859 which states We deeply regret to announce the death of the Rt Hon Henry Fitzroy on Sautrday last that would mean he died on 17th December 1859 Unfortunately there doesn t appear to be a full obit In the edtion for 17th Jan 1860 there is a report of the unopposed election of his successor on 16th January 1860 one John George Blencowe apparently maternally descended from another former Lewes Liberal MP Sir Francis Poole who sat as the MP 100 years before or so the article says