Marshall Islands
1 May 1979

Mauritania
12 July 1991

Mauritius
12 March 1968; amended 12 March 1992

Mayotte
4 October 1958 (French Constitution)

Mexico
5 February 1917

Micronesia, Federated States of
10 May 1979

Moldova
new constitution adopted 29 July 1994, effective 27 August
1994; replaced old Soviet constitution of 1979

Monaco
17 December 1962

Mongolia
12 February 1992

Montenegro
12 October 1992 (was approved by the Assembly); note -
Montenegro is currently writing a new constitution set to be
presented to Parliament in spring 2007