Canada:
17 years of age
Chad:
20 years of age
Chile:
19 years of age
China:
18 years of age
Colombia:
18 years of age
Congo, Republic of the:
20 years of age
Costa Rica:
18 years of age
Cote d'Ivoire:
18 years of age
Croatia:
19 years of age
Cuba:
17 years of age