This critical essay expresses and evaluates the principles of the modern movement and the pivotal role of the philosophy “Ornament and Crime”. How it is reflected within modern architecture and influenced by the cultural, economic, and political landscape of its period. With reference to key architectural studies during the 20th century, Adolf Loos’ idealistic vision of human life and how he applied his literary treatise to his own works such as The Villa Müller, offering spiritual fulfillment within the user’s surroundings. It addresses the political crisis of industrialization during the era and studies the view on the elimination of ornament as a fundamental part of regulating modern society. Loos was one of the most influential European Architects who’s writing sculpted the modern movement through cultural criticism, leaving a significant impact on future generations of scholars and modernist architects.