How did living and working conditions, political rights and national obligations for military service change for the average wowrking class citizen between 1830 and 1950?

Railroads became faster and cheaper with first rail line launched in 1830. In 1850, a railroad with 6,000 miles has been introduced in Britain.
New machines and steam engine transformed the society. The introduction of technology has resulted in mass production.
Working class developed their own identity. However, the working conditions were terrible, wages were low and there were health concerns.
The role of middle class has been defined based on the cultural abundance and mass consumption differences.
In order to show the materialistic and shallow character of higher society and how they look down on the working class, Dickens implied a Scrooge figure.