Firaxis’ Civilization VI development team provides details on the latest update for Gathering Storm:
Production, the Diplomatic Victory, late game buildings, England, and Canada all receive attention, plus there are new map scripts, UI updates, and much more. Discuss the update, coming soon, in the forums here.
Added June 4: Watch a livestream June 6 about the coming update.
Added June 6: Here’s the recording of the June 6 livestream:
Discuss the livestream with your fellow CivFanatics here.
Added June 21: The patch notes are here, and the patch is being discussed in the forums here.