Elections took place in 1919, 1921 and 1924: in this last occasion, Mussolini abolished the proportional representation replacing it with a block voting system on national bases, which gave to the Fascist Party the absolute majority of the Chamber seats.
Val hölls 1919, 1921 och 1924; sista gången avskaffade Benito Mussolini det proportionella valsystemet och ersatte det med ett blockröstningssystem på nationell basis, vilket gav fascistpartiet absolut majoritet i kammarens platser.