From imperial Britain to the rising Middle East, the 170-year-journey of World Expos

The 170-year-old tradition of world fairs is about to meet with a historic moment as Dubai hosts the World Expo 2020 this year. This is the first time that a country from the Middle East is hosting what is often cited as the world’s ‘first truly global events’. Equally noteworthy is the fact that India, which is…