There are large ones in Canada and the US as well.
That still does not explain how those communities would get a hold of classified military information out of Iran.
Israel is giving five years imprisonment to any of their citizens who post video or pictures of the devastation there. All western media is complying.
Iran is giving the death sentence to anyone that leaks war information.
The fact that we can't get good and decent information on this war, even from our side, makes claims about the other side all the more suspec