The establishment of the Socialist movement in Europe during the 19th century was significant as it introduced ideas advocating for social and economic equality. Rooted in Marxist theory, it critiqued capitalism and called for the workers' rights to control the means of production. The movement gained traction in various countries, leading to labor reforms and the establishment of political parties. It also inspired revolutions and political changes throughout the 20th century, shaping the political landscape and sparking discussions about social justice, class struggle, and government intervention in economies worldwide.