word | | Military service age and obligation |
| compulsory | Uganda | 18-26 years of age for compulsory and voluntary military duty; 18-30 years of age for professionals; 9-year service obligation; the government has stated that recruitment below 18 years of age could ... |
| compulsory | Ukraine | 18-25 years of age for compulsory and voluntary military service; conscript service obligation - 18 months for Army and Air Force, 24 months for Navy (2004) |
| compulsory | Uruguay | 18 years of age for voluntary and compulsory military service; enlistment is voluntary in peacetime, but the government has the authority to conscript in emergencies (2007) |
| compulsory | Uzbekistan | 18 years of age for compulsory military service; 1-year conscript service obligation; moving toward a professional military, but conscription will continue; the military cannot accomodate everyone who wishes to enlist, and ... |
| compulsory | Venezuela | 18-30 years of age for compulsory and voluntary military service; 30-month conscript service obligation - all citizens 18-50 years old are obligated to register for military service (2008) |
| compulsory | Vietnam | 18 years of age (male) for compulsory military service; females may volunteer for active duty military service; conscript service obligation - 2 years (3 to 4 years in the navy); 18-45 years of ... |
| compulsory | Zimbabwe | 18-24 years of age for compulsory military service; women are eligible to serve (2007) |
| conduct | Ethiopia | 18 years of age for compulsory and voluntary military service; theoretically, no compulsory military service, but the military can conduct call-ups when necessary and compliance is compulsory (2008) |
| conscript | Algeria | 19-30 years of age for compulsory military service; conscript service obligation - 18 months (6 months basic training, 12 months civil projects) (2006) |
| conscript | Angola | 17 years of age for compulsory military service; conscript service obligation - 2 years plus time for training (2001) |
| conscript | Armenia | 18-27 years of age for voluntary or compulsory military service; 2-year conscript service obligation (2007) |
| conscript | Belarus | 18-27 years of age for compulsory military service; conscript service obligation - 18 months (2005) |
| conscript | Benin | ... age for compulsory and voluntary military service; in practice, volunteers may be taken at the age of 18; both sexes are eligible for military service; conscript tour of duty - 18 months (2006 |
| conscript | Brazil | 21-45 years of age for compulsory military service; conscript service obligation - 9 to 12 months; 17-45 years of age for voluntary service; an increasing percentage of the ranks are "long-service" volunteer ... |
| conscript | Bulgaria | 18-27 years of age for voluntary military service; conscript service obligation - 9 months; as of May 2006, 67% of the Bulgarian Army comprised of professional soldiers; conscription ended as of 1 January ... |
| conscript | Cape Verde | 18 years of age (est.) for selective compulsory military service; 14-month conscript service obligation (2006) |
| conscript | Central African Republic | 18 years of age for compulsory and voluntary military service; 2-year conscript service obligation (2006) |
| conscript | Croatia | 18-27 years of age for compulsory military service; 16 years of age with consent for voluntary service; 6-month conscript service obligation; full conversion to professional military service by 2010 (2006) |
| conscript | Denmark | ... training period that varies from 4 to 12 months according to specialization; reservists are assigned to mobilization units following completion of their conscript service; women eligible to volunteer for military service (2004 |
| conscript | Ecuador | 20 years of age for selective conscript military service; 12-month service obligation (2008) |
| conscript | Egypt | 18-30 years of age for male conscript military service; service obligation 12-36 months, followed by a 9-year reserve obligation (2008) |
| conscript | Eritrea | 18-40 years of age for male and female voluntary and compulsory military service; 16-month conscript service obligation (2006) |
| conscript | Estonia | ... months for junior NCOs and reserve platoon leaders; reserve officers and designated specialists have a different conscript service obligation; Estonia has committed to retaining conscription for men up to 2010 and, unlike ... |