应该是73年吧?从1953年算起. AI这么说.
In August 1953, the United States (CIA) and the United Kingdom (MI6) orchestrated a coup, known as Operation Ajax, that overthrew Iran’s democratically elected Prime Minister, Mohammad Mosaddegh. The operation, fueled by desires to reclaim control over Iranian oil and Cold War paranoia, replaced him with a dictatorship under Shah Mohammad Reza Pahlavi