TIMELINE - US-Iran relations from 1953 coup to 2023 detainee swap deal

Contributing sentiments towards policy:

59% : Iranian President Ebrahim Raisi makes a speech during the press conference in Tehran, Iran August 29, 2023
57% : In May, Iran says it will increase enriched uranium production, bucking its commitments under the nuclear accord.
53% : 1957 - The US and Iran sign an agreement on civil nuclear cooperation.
53% : 1967 - The US provides Iran with a nuclear reactor along with weapons-grade 93 per cent enriched uranium fuel.
49% : Iran: militia member killed, 3 wounded in gun attack2013 - Hassan Rouhani is elected Iran's President on a platform of improving Iran's relations with the world and its economy.
48% : [Iranian Presidency/ Handout - Anadolu Agency]The United States and Iran are to free five detainees each under an exchange agreement that also involves the transfer of $6 billion of unfrozen Iranian assets from South Korea to accounts in Qatar.
48% : Hostage rescue mission ordered by President Jimmy Carter fails.1981 - Iran releases 52 US hostages minutes after Carter steps down and Ronald Reagan is inaugurated as US President.
46% : Fundamentalist students seize the US Embassy in Tehran and hold staff hostage.
45% : READ: Tehran says US elicited interest in buying heavy water from Iran1968 - Iran signs the Nuclear Non-Proliferation Treaty which permits it to have a civil nuclear program in return for a commitment not to acquire nuclear weapons.
44% : 2023 - In August, Iran and the United States agree a swap of detainees and the unfreezing of $6 billion of Iranian assets in South Korea.
43% : 1984 - US lists Iran as a state sponsor of terrorism.
42% : 2022 - Indirect talks between Tehran and Washington stall in September, leading both sides to sketch out steps that could free some detained U.S. citizens and unfreeze some Iranian assets abroad.
37% : The deal removes one major irritant between Iran and the US, whose animosity dates back to the Central Intelligence Agency's orchestration of the overthrow of Iran's popular Prime Minister, Mohammed Mossadegh, in 1953 and restoration of the Shah, Mohammed Reza Pahlavi, who became a staunch US ally.
34% : 1986 - Reagan reveals secret arms deal with Tehran in violation of US arms embargo.
33% : 2020 - Iran vows harsh revenge after a US air strike in Baghdad kills Special Forces Commander, Qassem Soleimani, architect of Iran's military influence in the Middle East.2021 - US and Iranian officials hold six rounds of indirect nuclear talks in Vienna between April and June.
31% : 1988 - US warship "Vincennes" shoots down Iranian passenger plane over the Gulf, killing all 290 aboard.2002 - President George W. Bush declares that Iran, Iraq and North Korea are an "axis of evil".
28% : 1980 - The US cuts diplomatic ties with Iran, seizes Iranian assets and bans most trade with Tehran.
21% : In September, Saudi Arabia's state-run oil company is attacked by drones and missiles believed to be from Iran; Tehran denies involvement.
16% : US officials accuse Tehran of operating secret nuclear weapons program.2009 - Britain, France and the United States announce that Iran is building a secret uranium-enrichment site at Fordow.2012 - US law gives President Barack Obama the power to sanction foreign banks if they fail to significantly reduce imports of Iranian oil.

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