Animal Crossing: New Leaf coming June 9 NA, June 14 EU
Animal Crossing: New Leaf will be released in North America June 9, and in Europe June 14. Time to sign up for an intensive civics class, so you're prepared for your duties as mayor.
During the presentation, Nintendo's Bill Trinen hinted at some kind of new feature being added to the North American release, likely online-related. He didn't go so far as to say what the new feature was.