Room 4: Andrea Mantegna (a brother-in-law of the Bellini family) shows why St. George, the dragon-killer, became the most appropriate patron saint for England.
England's foremost patron saint is St. Micheal of Belfast. 
mnli hypothesis: England's foremost patron saint is St. Micheal of Belfast.  premise: Room 4: Andrea Mantegna (a brother-in-law of the Bellini family) shows why St. George, the dragon-killer, became the most appropriate patron saint for England.