Milan, Italy, held the most recent World Expo
•••••••••••••••••••••••••••••••••••••••• Dubai, United Arab Emirates, was selected to host the next World Expo in 2020, but due to the COVID-19 pandemic it was postponed to 2021.<unk> Dubai, United Arab Emirates, was selected to host the next World Expo in 2020, but due to the COVID-19 pandemic it was postponed to 2021. Buenos Aires, Argentina, which had been selected to host the next Specialized Expo in 2023, announced its withdrawal with no reschedule date.