Just recently started a new update 9.19. But very soon the next update will take place 9.19.1. From reliable sources, the release date for patch 9.19.1 became known to us.
Updates 0.9.19.1 for WOT, is released on July 11th on the RU cluster and 12th July on EU cluster. While the update is getting ready to go out, you can test it on a common test. More details about all the changes that are expected in patch 9.19.1, you can find here.