The history of US-Iran relations is marked by a complex interplay of political, economic, and cultural factors that have evolved significantly over the decades. Initially, the relationship was relatively amicable, particularly during the early 20th century when the United States supported the modernization efforts of Iran under the Pahlavi dynasty. This cooperation was largely driven by mutual interests, including the US's desire for access to Iranian oil and Iran's need for military and economic support. However, the relationship began to sour in the 1950s, particularly after the CIA-backed coup in 1953 that overthrew Prime Minister Mohammad Mossadegh, reinstating the Shah, Mohammad Reza Pahlavi. This event sowed deep-seated resentment among many Iranians, who viewed the US as an imperialist power interfering in their sovereignty.
The 1979 Iranian Revolution marked a significant turning point in US-Iran relations. The overthrow of the Shah, who was a close ally of the United States, led to the establishment of the Islamic Republic under Ayatollah Khomeini. The subsequent hostage crisis, where 52 American diplomats and citizens were held for 444 days, further deteriorated relations and led to the imposition of economic sanctions on Iran. The US's support for Iraq during the Iran-Iraq War in the 1980s further entrenched animosity, as Iran viewed this as a direct threat to its sovereignty and security. Throughout the late 20th century, the US continued to label Iran as part of the