Zine El Abidine Ben Ali temporarily the (presidential) duties." However, this arrangement was very short lived, because early the following day (15 January 2011) the Constitutional Court of Tunisia determined that Ben Ali was not "temporarily unable" to exercise his duties and that the presidency was in fact vacant. The arrangements he had made with the Prime Minister before leaving the country were found to be unconstitutional under article 57 of the constitution. The country's constitutional court, the highest legal authority on constitutional matters, announced the transition saying that Fouad Mebazaa (the Speaker of Parliament) had been appointed interim president. Mebazaa took the oath in
Zine El Abidine Ben Ali attaché in Tunisian embassy of Morocco and Spain before being appointed General Director of National Security in 1977. In April 1980, Ben Ali was appointed ambassador to Poland, and served in that position for four years. He also served as the military intelligence chief from 1964 to 1974 and later Director General of national security between December 1977 and 1980 until he was appointed as Minister of Defense. Soon after the Tunisian bread riots in January 1984, he was reappointed director-general of national security. Ben Ali subsequently served as Minister of State in charge of the interior before being appointed