the universal exhibitions or The World's Fairs were international events held at the end of the 19th century and the beginning of the 20th century with the goal of showcasing the technological, scientific, industrial, and artistic advances of each era. These events were of great importance, as they marked the progress and development of the host cities, as well as influencing the artistic and architectural styles of the time. The exhibitions were also popular among the public, attracting millions of visitors who sought to experience the novelties and spectacular productions that were exhibited.
