During the talks, the two sides also discussed the latest regional developments including Syria crisis, the legal regime of Caspian Sea, the issue of Palestine and the irresponsible move by the U.S. to relocate its embassy from Tel Aviv to Jerusalem al-Quds.
He added: "As the president of the republic has said, we are ready for all option (s)".
Iran denies the claims, saying the Israeli strikes were launched on "invented pretexts".
That is part of a flurry of diplomatic activity following Tuesday's unilateral withdrawal from what U.S. President Donald Trump called "a awful, one-sided deal", a move accompanied by the threat of penalties against any foreign firms doing business in Iran.
"The final aim of these negotiations is to seek assurances that the interests of the Iranian nation will be defended", Zarif said at the start of a meeting with Lavrov.
"I hope and believe that these visits to multiple countries will improve countries', including China's, understanding of Iran's position", Wang said.
"The Europeans, after the withdrawal of the United States from the deal, have found themselves forced to save the Joint Cooperative Plan of Action themselves", he told Agence France-Presse.
Summit Is Set: Trump-Kim To Meet June 12 In Singapore
Trump greeted the Americans when they landed early Thursday morning at Joint Base Andrews just outside Washington , D.C. North Korea also freed US citizens during visits by former Presidents Bill Clinton, in 2009, and Jimmy Carter, in 2010.
Russian Federation and Iran also sought to strengthen their business ties long before the 2015 agreement, despite global sanctions in place.
Zarif further censured the U.S. under Trump for developing the habit of voicing opposition to worldwide deals and regulations.
Mohammad Ali Jaafari, head of the Revolutionary Guards, said the country could not rely on the West. They long opposed the pact on the grounds the United States couldn't be trusted.
"The Europeans have repeated on several occasions that they will not be able to resist United States sanctions".
"Officials shouldn't trust France and Britain".
"It's really annoying that the Iranian government is never blamed for the really bad decisions they have taken lately concerning business, and only the sanctions are blamed", she said.
Fellow signatories to the deal have been quick to denounce Trump's decision.
Trump has said the USA would be reinstating the anti-Iran bans lifted under the JCPOA and also slapping the "highest level" of economic sanctions on Tehran, prompting anger among other parties to the Iran deal, which unanimously denounced Washington and vowed to stay committed to their side of the deal. But analysts said Iran was determined to maintain the moral high ground in the coming weeks.