Amadeo Bordiga was an Italian engineer and architect known for his contributions to the development of reinforced concrete and urban planning in Italy.
Pietro Secchia was an influential Italian political leader, prominent in the Italian Communist party, and a key figure in the partisan resistance during World War II.
Anna Kuliscioff was a pioneering Italian socialist, suffragist, and journalist who significantly contributed to the development of socialism and women's rights in Italy.
Leonida Bissolati was an Italian lawyer and politician who fought for the rights of workers and played a pivotal role in the development of Italian socialism.
Nicola Bombacci was an influential Italian socialist and political figure, known for her ardent support of Mussolini's fascist regime.