The Biennio Rosso was a two-year period, between 1919 and 1920, of intense social conflict in Italy, following the First World War. The revolutionary period was followed by the violent reaction of the fascist blackshirts militia and eventually by the March on Rome of Benito Mussolini in 1922.

Bologna is the capital and largest city of the Emilia-Romagna region in Northern Italy. It is the seventh most populous city in Italy, with about 400,000 inhabitants and 150 different nationalities. Its metropolitan area is home to more than 1,000,000 people. It is known as the Fat City for its rich cuisine, and the Red City for its red tiled rooftops and, more recently, its leftist politics. It is also called the Learned City because it is home to the oldest university in the world.