Editing World's fair (section)

===Industrialization (1851–1938)===
[[File:Chicago's Great Telescope (3573567148).jpg|thumb|The Yerkes Great refractor telescope mounted at the 1893 World's Fair in Chicago]]

The first era, the era of "industrialization", roughly covered the years from 1850 to 1938. In these years, world expositions were largely focused on trade and displayed technological advances and inventions. World expositions were platforms for state-of-the-art science and technology from around the world. The world expositions of [[Great Exhibition|1851 London]], [[Exhibition of the Industry of All Nations|1853 New York]], [[1862 International Exhibition|1862 London]], [[Centennial Exposition|1876 Philadelphia]], [[Exposition Universelle (1878)|Paris 1878]], [[1888 Barcelona Universal Exposition|1888 Barcelona]], [[Exposition Universelle (1889)|1889 Paris]], [[General Land Centennial Exhibition (1891)|1891 Prague]], [[World's Columbian Exposition|1893 Chicago]], [[Brussels International Exposition (1897)|1897 Brussels]], [[Exposition Universelle (1900)|1900 Paris]], [[Louisiana Purchase Exposition|1904 St. Louis]], [[Panama–Pacific International Exposition|1915 San Francisco]], and [[Century of Progress|1933–1934 Chicago]] were notable in this respect.<ref>{{Cite web|title=World's Fair {{!}} History, Instances, & Facts|url=https://www.britannica.com/topic/worlds-fair|website=Encyclopædia Britannica|language=en|access-date=29 May 2020}}</ref> Inventions such as the [[telephone]] were first presented during this era. This era set the basic character of the world fair.<ref>{{Cite journal|last1=Abbattista|first1=Guido|last2=Iannuzzi|first2=Giulia|date=2016|title=World Expositions as Time Machines: Two Views of the Visual Construction of Time between Anthropology and Futurama|url=http://worldhistoryconnected.press.uillinois.edu/13.3/forum_01_abbattista.html|journal=World History Connected|volume=13|issue=3}}</ref>