Marshall Islands
1 May 1979
Martinique
28 September 1958 (French Constitution)
Mauritania
12 July 1991
Mauritius
12 March 1968; amended 12 March 1992
Mayotte
28 September 1958 (French Constitution)
Mexico
5 February 1917
Micronesia, Federated States of
10 May 1979
Moldova
new constitution adopted 28 July 1994; replaces old Soviet
constitution of 1979
Monaco
17 December 1962
Mongolia
12 February 1992