Darkfall will open their American server on July 7th, 2009. This launch will coincide with the release of a large patch that will include many new features, new content, PvP updates, and more.
In the same announcement, Tasos has also stated a new website would be coming, including new forums. The forums will be viewable by the public, but only active subscribers will be able to post.
For the full announcement, go here.