This article analyzes the role of representative power in ensuring social solidarity and cohesion from philosophical and social perspectives. The study examines key functions of representative institutions, including communication, integration, legitimacy, justice, participation, and strategic governance. Drawing on the theories of Jürgen Habermas, Aristotle, and John Rawls, the paper highlights the importance of dialogue, equality, and fairness in democratic decision-making processes. Using the example of Uzbekistan, the article explores the significance of parliament in maintaining social stability and interethnic harmony. The findings demonstrate that representative power functions not only as a political institution but also as a complex socio-philosophical mechanism for sustainable societal development.