International Style, a defining architectural movement, emerged in the 1920s as a response to the ornate designs of previous eras, emphasizing function, simplicity, and open spaces. Known for its clean lines and minimalistic approach, it revolutionized modern architecture and influenced how buildings are designed globally. An exploration into the history of this movement unveils the key figures, including Le Corbusier and Ludwig Mies van der Rohe, who shaped its aesthetic. This article delves into its core principles, influential works, and provides practical tips for incorporating its design elements into contemporary spaces.