You said "he is a Russian". In what sence? Indeed Sharansky held Russian passport for some time. In this passport in the nationality clause was written "Jew". So who is he? His ansestors used to live in Israel before being disperced by Romans. Your ansestors in turn seized a huge real estate from Atlantic to Persia and not willing to live in peace with those who returned to their ansestrial land. You live in yours and deny access to your brothers.
Sweden arrests 14 over plan to attack asylum center (AP)
from the article: Gates: Israel doesn't pose nuclear threat like Iran