-Urbanization of northern cities such as Baltimore, Pittsburgh, New York, Boston and Philadelphia where farmers migrated to the north to work in factories, causing more industrialization of the cities.
-Labor strikes would happen more frequently, with workers risking to lose their jobs but fighting to for their work rights
-President Martin Van Buren established a ten-hour working day
-German and Irish immigrants in the workplace, as the United States became more of a melting pot
-Deepening North-South divide, because of a rapidly-changing North and a South which was still stuck in the era of slavery and cotton-picking