Saw on The Descent Chronicles that a thread called UK Release delay on the Volition, Inc. Bulletin Board offers reassurance from Volition's Philip Holt that the UK version of their upcoming FreeSpace2 will be released simultaneously with the North American version, although the German version would indeed follow after:

The North American and UK versions will be a simultaneous release. You won't have to wait to play in the UK. The German version will come out shortly after...