Progress on display: Universal Exhibitions in the second half of the 19th century

Industrial exhibitions, going back to the second half of the 18th century, were always considered an important means of promoting the industrial development of countries and diffusing technical and industrial progress. After London organized the first Universal Exhibition, in 1851, this event category gained an international character. These exhibitions were also an opportunity to present new materials and building techniques. The Universal Exhibition was visited by a very diverse public from politicians and engineers to workers.