Maldives
18 years of age; universal
Mali
18 years of age; universal
Malta
18 years of age; universal
Marshall Islands
18 years of age; universal
Mauritania
18 years of age; universal
Mauritius
18 years of age; universal
Mayotte
18 years of age; universal
Mexico
18 years of age; universal and compulsory (but not enforced)
Micronesia, Federated States of
18 years of age; universal
Moldova
18 years of age; universal