彭博：美国-伊朗关系的复杂历史：可视化时间线

Core Viewpoint - The article traces the historical roots of the longstanding animosity between the United States and Iran, highlighting key events that have shaped their complex relationship over decades [5]. Historical Context - The discord between the U.S. and Iran dates back to the 1953 coup that overthrew Iranian Prime Minister Mohammad Mossadegh, reinstating the pro-Western Shah [6][7]. - U.S. intervention in Iran's affairs has fueled anti-American sentiment in the country, particularly following the coup that aimed to secure cheap oil and counter Soviet expansion [7]. Nuclear Relations - In 1957, the U.S. supported Iran's nuclear energy development under President Eisenhower's "Atoms for Peace" program, providing a 5-megawatt research reactor and enriched uranium [8]. - Both countries were among the first signatories of the Nuclear Non-Proliferation Treaty in 1968, aimed at limiting nuclear weapons proliferation [10]. Key Events Leading to Tensions - The 1979 Islamic Revolution transformed Iran from a pro-Western monarchy to an anti-Western theocracy, leading to the U.S. Embassy hostage crisis where 52 Americans were held for 444 days [14][16]. - The U.S. imposed sanctions on Iran in 1984, designating it a state sponsor of terrorism, following attacks linked to Iranian-backed groups [20]. Military Engagements and Sanctions - The U.S. secretly sold arms to Iran in the 1980s, despite an arms embargo, in a controversial operation known as the Iran-Contra affair [21]. - In 1988, the U.S. Navy mistakenly shot down an Iranian passenger plane, killing all 290 aboard, further straining relations [22]. Recent Developments - The U.S. withdrew from the Joint Comprehensive Plan of Action (JCPOA) in 2018 under President Trump, reinstating sanctions and escalating tensions as Iran resumed high-level uranium enrichment [33]. - In 2023, a prisoner swap agreement was reached, allowing Iran to access $6 billion in frozen assets for humanitarian purposes, which faced criticism from U.S. lawmakers [38]. Ongoing Negotiations - As of 2026, tensions remain high with military actions from both the U.S. and Israel against Iranian targets, complicating ongoing negotiations for a new nuclear agreement [40].