Gallant emphasized to Austin how much the Islamic Republic stimulates attacks against Israel using proxies in Syria, Lebanon, Gaza and the West Bank.
President Isaac Herzog is expected to visit Washington next month • US State Department: Reports of interim Iran deal 'competely false'
The important conversation comes as Macron has also appointed an envoy to Lebanon to help work to mediate the crisis there over the lack of a new president.
Israel has long instated that stiff international sanctions would help sway Tehran to abandon its program.
Zarif who helped negotiate the 2015 Iran nuclear deal was replaced by the new 2021 government.
The Jerusalem Post reported earlier this week that the IAEA was close to closing or at least shelving its probe into the undeclared nuclear site.
Western powers are particularly concerned because UN Security Council restrictions on missiles lasts until October 2023 after which Iran is free to pursue its ballistic missile activity.