Expo 2020 was a World Expo hosted by Dubai, in the United Arab Emirates, from 1 October 2021 to 31 March 2022.

A world's fair, also known as a universal exhibition or an expo, is a large global exhibition designed to showcase the achievements of nations. These exhibitions vary in character and are held in different parts of the world at a specific site for a period of time, typically between three and six months.