The problem is that nobody has any reason to believe their government when this kind of propaganda is peddled for decades.
BREAKING: Archaeologists in the Holy Land just uncovered a 3,000-year-old Israelite tablet. It reads: "Iran is only weeks away from developing a nuclear weapon."
Iran was friendly towards Jews for years, before the 12ers took power. WITH THE HELP OF THE USSR BY THE WAY.
For Mellennia.