History of the Labour Party (UK) all means of production in the British economy, and Britain's entry into the European Economic Community (EEC). Tensions between the two opposing sides were exacerbated after Attlee resigned as leader in 1955 and Gaitskell defeated Bevan in the leadership election that followed. The party was briefly revived and unified during the Suez Crisis of 1956. The Conservative party was badly damaged by the incident while Labour was rejuvenated by its opposition to the policy of prime minister Anthony Eden. But Eden was replaced by Harold Macmillan, while the economy continued to improve. In the 1959 election the Conservatives fought under
Prime Minister of Iran Prime minister of Iran in 1965 and remained in office until 1977. Shapour Bakhtiar was the last prime minister of Pahlavi era. After the Iranian Revolution of 1979, Ayatollah Khomeini installed Mehdi Bazargan as the Prime Minister of an interim government, which served until November 1979. The government resigned during the Iran hostage crisis, but mentioned that it has not been the sole reason, and the decision for mass resignation had been reached one day before the invasion of the United States embassy by the Iranian students. The post was left empty until Abolhassan Banisadr became president in January 1980