The 2003 CIA World Factbook

by United States. Central Intelligence Agency

Thailand
18 years of age; universal and compulsory

Togo
NA years of age; universal adult

Tokelau
21 years of age; universal

Tonga
21 years of age; universal

Trinidad and Tobago
18 years of age; universal

Tunisia
20 years of age; universal

Turkey
18 years of age; universal

Turkmenistan
18 years of age; universal

Turks and Caicos Islands
18 years of age; universal

Tuvalu
18 years of age; universal