Shack News report that EA have announced Sept 7th for Open Beta.
More information."For three years we have been saying that 'WAR is coming' and the team has been working hard to deliver on this promise," explained Mythic general manager Mark Jacobs. "In just a few weeks, we are going to throw open our doors and invite more players into the game than ever before. They will have a chance to delve into the open beta and see for themselves that WAR has arrived and it is glorious!"