Amadeo Bordiga was an Italian engineer and architect known for his contributions to the development of reinforced concrete and urban planning in Italy.
Palmiro Togliatti was an influential Italian politician, leader of the Italian Communist party, and a major figure in the post-World War II Italian political scene.
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.