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Essebsi served as Foreign Minister under President Habib Bourguiba, the first President of Tunisia, who led the country from its independence in 1956 until 1987. Essebsi held this position from 1981 to 1986, contributing to Tunisia's foreign policy and diplomatic relations during Bourguiba's presidency. Essebsi's tenure as Foreign Minister was marked by his efforts to promote Tunisia's non-aligned stance and strengthen its ties with other nations.