demophilism
/dɪˈmɒfɪlɪz(ə)m/noun
The state or quality of being friendly or well-disposed towards ordinary people, especially the mass of ordinary people collectively; advocacy of or support for the advancement of the interests or rights of the masses.
Origin
Late 19th century; earliest use found in Richard Monckton Milnes (1809–1885), author and politician. From ancient Greek δῆμος people + -philism.