 Complete the following phrase:  Aziz returned to Pakistan in 1984 and served as a junior minister for Agriculture and Food Security until 1988 under the conservative Junejo administration. He was elected to the Senate of Pakistan in 1988 and re-elected in 1993 from the center-right PML-N, and served in both Sharif administrations first as the Minister of Fice from August 1990 to June 1993 and Minister of Foreign Affairs from August 1998 until 