https://wccftech.com/blizzard-wow-battle-for-azeroth-changes/

Blizzard has provided an overview of the upcoming new features and Battle for Azeroth changes ahead of the expansion’s release next week.

Battle for Azeroth releases globally within 4 days on August 14th, and for very first time in WoW history, the expansion will launch in all regions at the same time. A release schedule for all timezones has been provided by Blizzard and has been included below: