Aníbal António Cavaco Silva, GCC, GColL, GColIH (Portuguese pronunciation: [ɐˈniβɐɫ ɐ̃ˈtɔni.u kɐˈvaku ˈsiɫvɐ]; born 15 July 1939) is a Portuguese economist who served as the 19th president of Portugal, in office from 9 March 2006 to 9 March 2016. He had been previously prime minister of Portugal from 6 November 1985 to 28 October 1995. His 10-year tenure was the longest of any prime minister since António de Oliveira Salazar, and he was the first Portuguese prime minister to win an absolute parliamentary majority under the current constitutional system. He is best known for leading Portugal into the European Union.