Pakistan, July 17 -- A new U.S. intelligence assessment has revealed that only one out of three Iranian nuclear sites suffered severe damage during last month's American airstrikes. The other two sites experienced relatively minor impact and may resume operations within months if Iran chooses to do so.

According to a report by Al Arabiya, citing NBC News, current and former U.S. officials confirmed that the June airstrikes mainly succeeded in hitting Iran's Fordow nuclear facility. Two senior officials stated that the attack set Iran's uranium enrichment efforts back by at least two years.

However, the report added that the other two sites-located in Isfahan and Natanz-were not significantly harmed. Officials believe those facilities co...