word | | Military service age and obligation |
| enlistees | Ireland | ... age for male and female voluntary military service (17-27 years of age for the Naval Service); enlistees 16 years of age can be recruited for apprentice specialist positions; 17-35 years of age ... |
| enlistees | Niger | 17-21 years of age for selective compulsory or voluntary military service; enlistees must be Nigerien citizens and unmarried; 2-year service term; women may serve in health care (2009) |
| enlistment | Bermuda | 18-30 years of age for voluntary or compulsory enlistment in the Bermuda Regiment; males must register at age 18; term of service is 38 months (2009) |
| enlistment | Burundi | ... voluntary; the armed forces law of 31 December 2004 does not specify a minimum age for enlistment, but the government claims that no one younger than 18 is being recruited; mandatory retirement ... |
| enlistment | Mexico | ... compulsory military service, conscript service obligation - 12 months; 16 years of age with consent for voluntary enlistment; conscripts serve only in the Army; Navy and Air Force service is all voluntary; women ... |
| enlistment | Taiwan | ... to age 30 (Army); the Ministry of Defense is in the process of implementing a voluntary enlistment system over the period 2010-2015, although nonvolunteers will still be required to perform alternative service ... |
| enlistment | Tonga | 16 years of age for voluntary enlistment (with parental consent); no conscription (2010) |
| enlistment | United States | ... of age (17 years of age with parental consent) for male and female voluntary service; maximum enlistment age 42 (Army), 27 (Air Force), 34 (Navy), 28 (Marines); service obligation 8 years, including ... |
| enlistment | Uruguay | ... 18-30 years of age for voluntary military service; up to 40 years of age for specialists; enlistment is voluntary in peacetime, but the government has the authority to conscript in emergencies; minimum ... |
| enlistment | Zambia | ... female voluntary military service (16 years of age with parental consent); no conscription; Zambian citizenship required; mandatory HIV testing upon enlistment; mandatory retirement for officers at age 65 (Army, Air Force) (2011 |
| enrolled | Uganda | ... of age could occur with proper consent and that "no person under the apparent age of 13 years shall be enrolled in the armed forces"; Ugandan citizenship and secondary education required (2010 |