MrT-Tar on 27 June 2012
Source: http://pokemonmillennium.progaming.it/forum/topic/9504-pokmon-nero-2-e-bianco-2-dal-12-ottobre-2012-in-europa-pokmon-conquest-dal-27-luglio-in-italia-prova-i-giochi-in-anteprima-al-pokmon-day-2012/
(the source is Italian, but I translated using google chrome)
European release: 12/10/2012
Italian (presumably for rest of Europe too) release: 27/07/2012
English is apparently the only language
European release: Sometime in September (which I think was already known since last Nintendo Direct)
