https://www.techradar.com/news/pokemon-sword-and-shield-direct-coming-before-e3

If you thought you were going to have to wait until E3 2019 for some new details on Pokémon Sword and Shield you were (probably quite happily) mistaken. 

Yes, despite the fact that one of the world’s biggest gaming conventions is only two weeks away and Nintendo itself will be broadcasting a Direct from there, the gaming giant and The Pokémon Company have announced that there will be a dedicated Sword and Shield Direct taking place on June 5.