What effects did the migration from rural areas to the cities in the late 19th century have on urban society ?

Due to industrialization there was a need for workers in cities. One of the effects of the migration of the population from rural to urban areas was certainly an increase in the population, and a large supply of labor. Due to the operation of large plants, fast and efficient production, pollution occurs. On the other hand, due to the large influx of people and the massive supply of labor, the labor cost was falling, there were plenty of unemployment, poor living conditions. crime and alcoholism grew.