The 1953 Iranian coup d'état, known in Iran as the 28 Mordad coup d'état (Persian: کودتای ۲۸ مرداد), was the U.S.- and UK-instigated, Iranian army-led overthrow of the democratically elected Prime Minister Mohammad Mosaddegh in favor of strengthening the monarchical rule of the shah, Mohammad Reza Pahlavi, on 19 August ...