word | | Military service age and obligation |
| citizens | 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) |
| citizens | Philippines | 18-25 years of age (officers 21-29) for compulsory and voluntary military service; applicants must be single male or female Philippine citizens (2010) |
| citizens | Spain | ... obligation; women allowed to serve in all SAF branches, including combat units; Spanish Government can mobilize citizens 19-25 years of age in a national emergency; mandatory retirement of non-NCO enlisted personnel ... |
| citizens | United Kingdom | ... years, to age 45 or 55; 16 years of age for voluntary military service by Nepalese citizens in the Brigade of Gurkhas; 16-34 years of age for voluntary military service by Papua ... |
| citizens | Venezuela | ... military service; 30-month conscript service obligation; Navy requires 6th-grade education for enlisted personnel; all citizens of military service age (18-60 years old) are obligated to register for military service (2011 |
| citizenship | Angola | ... male military service; conscript service obligation - 2 years; 20-45 years of age for voluntary female service; Angolan citizenship required; the Marinha de Guerra Angola (Navy, MgA) is entirely staffed with volunteers (2011 |
| citizenship | Canada | ... military service (with parental consent); 16 years of age for reserve and military college applicants; Canadian citizenship or permanent residence status required; maximum 34 years of age; service obligation 3-9 years (2008 |
| citizenship | Ireland | ... specialist positions; 17-35 years of age for the Reserve Defense Forces (RDF); maximum obligation 12 years (5 years IDF, 7 years RDF); EU citizenship or 5-year residence in Ireland required (2010 |
| citizenship | Rwanda | 18 years of age for voluntary military service; no conscription; Rwandan citizenship required (2011) |
| citizenship | 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 |
| citizenship | Zambia | ... male and 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 ... |