2023

January 15 – April 15 – Expo 2023 is scheduled in Buenos Aires.

OTHER DATES:


 * OSIRIS-REx is expected to return with samples from the Asteroid Bennu in the Apollo group.[2]
 * Kanal İstanbul will be finished.
 * London's new £4.1 billion "super sewer" will be finished, upgrading the existing Victorian infrastructure.[3]
 * The Compact of Free Association between the United States and the Federated States of Micronesia and the Marshall Islands expires.
 * According to words of Turkey's president (formerly a prime minister) Recep Tayyip Erdoğan, if the countries of the European Union will not accept Turkey as a member before the year 2023, Turkey would no longer be a candidate to the union.