| Date - Field | Niger - Constitution |
2012 January Constitution | adopted 31 October 2010 |
2011 January Constitution | adopted 18 July 1999 |
2010 January Constitution | adopted 18 July 1999 |
2009 January Constitution | new constitution adopted 18 July 1999 |
2008 January Constitution | new constitution adopted 18 July 1999 |
2007 January Constitution | new constitution adopted 18 July 1999 |
2006 January Constitution | a new constitution was adopted 18 July 1999 |
2005 January Constitution | a new constitution was adopted 18 July 1999 |
2004 January Constitution | the constitution of January 1993 was revised by national referendum on 12 May 1996 and again by referendum on 18 July 1999 |
2003 January Constitution | the constitution of January 1993 was revised by national referendum on 12 May 1996 and again by referendum on 18 July 1999 |
2002 January Constitution | the constitution of January 1993 was revised by national referendum on 12 May 1996 and again by referendum on 18 July 1999 |
2001 January Constitution | the constitution of January 1993 was revised by national referendum on 12 May 1996 and again by referendum on 18 July 1999 |
2000 January Constitution | the constitution of January 1993 was revised by national referendum on 12 May 1996 and again by referendum on 18 July 1999 |