Comments came amid a crackdown on mal-veiling by 7,000 new morality police.
Families have been seeking compensation for 1983 terror attack that killed 241 US Marines.
The president said government's first duty was to respect individuals - not to police veil etiquette.
It is the eighth country this year to either downgrade or sever relations with the country.
Kerry said a purported $100bn was nowhere near the true figure, which is closer to $55bn.
The girls, who are 15 and 12, were shopping for school supplies when armed police confronted them.
Airline allowed women to opt out of route but has not responded to requests from gay crew.
Talks fail after Saudi Arabia demands arch-rival Iran's participation in freeze.
The letter implores Renzi to escalate questions on capital punishment to Tehran authorities while on a state visit.
The police have made raids in public places such as restaurants to clamp down on improper veiling.
The executions follow a report highlighting the high levels of capital punishment in the Islamic Republic.
The men were spotted about a mile off the coast of Kent, near Dover, and were found after they made their own 999 call asking for help
Islamic Republic denies any such executions take place but not the number of under 18s on death row
Deal was suspended under international sanctions but is now back on.
Rubio and fellow GOP senator Mark Kirk fear the President is relaxing rules on Iran gaining access to US dollars.
China, Iran and Pakistan governments top list of world's most prolific executors.
1,634 killed in 2015 as China, Iran, Pakistan, Saudi Arabia and US named 'top five executioners'.
Air France betrayed Western values and insulted Iranian women who campaign against this oppressive law.
Air France allows female crew to skip Tehran routes after staff protest against mandatory headscarf.
Air France says female crew members must wear headscarves when they arrive in Tehran.
More than 50 business leaders have signed letter to stop the closure of firms linked to the minority faith.
The state-owned channel blamed security concerns for laying off 27 staff members.