The Fascists battled Socialists hodlums in the streets of Italy. Fascists are those people who are a fan of fascism. Fascism is a form of radical, authoritarian nationalism. It came to prominence in early 20th-century Europe. They were able to influence by national syndicalism. It is originate in Italy in the time of World War I.
It was easy because there were lots of factories which needed many bodies to work because the machinery was not as advanced as it is today. Also, without the technology we have today, a lot more had to be man-made.
D was not a motivation. They feared the sea, they did not want to explore it at all.
The method they used was he aqueduct