а в РФ разрешено двойное гражданство http://ru.wikipedia.org/wiki/%D0%9D%D0%BE%D0%B2%D0%B8%D0%BD%D1%81%D0%BA%D0%B8%D0%B9,_%D0%92%D0%B0%D0%B4%D0%B8%D0%BC_%D0%92%D0%BB%D0%B0%D0%B4%D0%B8%D1%81%D0%BB%D0%B0%D0%B2%D0%BE%D0%B2%D0%B8%D1%87 ?