He was Burundian Permanent Representative to the United Nations in New York from 1993 to 1994 .
Sinunguruza held various ministerial positions , including Minister of Institutional Reforms from 1994 to 1996 , Minister of Justice from 1997 to 2001 and Minister of Foreign Affairs from 2001 to 2005 .
Sinunguruza was Burundian Sinunguruza   to the United Nations in New York from 1993 to 1994 .
Sinunguruza held various ministerial positions , including Minister of Institutional Reforms from 1994 to 1996 , Minister of Justice from 1997 to 2001 and Minister of Foreign Affairs from 2001 to 2005 .