word | | Military service age and obligation |
| age | Finland | 18 years of age for male voluntary and compulsory national military and nonmilitary service; service obligation 6-12 months (2008) |
| age | France | 17-40 years of age for male or female voluntary military service); no conscription; 12-month service obligation; women serve in noncombat military posts (2005) |
| age | Gabon | 20 years of age for compulsory and voluntary military service (2007) |
| age | Gambia, The | 18 years of age for voluntary military service; no conscription (2008) |
| age | Georgia | 18 to 34 years of age for compulsory and voluntary active duty military service; conscript service obligation - 18 months (2005) |
| age | Germany | 18 years of age (conscripts serve a 9-month tour of compulsory military service) (2004) |
| age | Ghana | 18 years of age for voluntary military service; no conscription (2008) |
| age | Greece | 19-45 years of age for compulsory military service; during wartime the law allows for recruitment beginning January of the year of inductee's 18th birthday, thus including 17 year olds; 17 years ... |
| age | Guinea | 18 years of age for compulsory military service; 2-year conscript service obligation (2006) |
| age | Guinea-Bissau | 18 years of age for selective compulsory military service (2006) |
| age | Guyana | 18-25 years of age for voluntary military service; no conscription (2008) |
| age | Honduras | 18 years of age for voluntary 2 to 3-year military service (2004) |
| age | Hungary | 18 years of age for voluntary military service; conscription abolished in June 2004; 6-month service obligation, with reserve obligation to age 50 (2006) |
| age | India | 16 years of age for voluntary military service; no conscription; women officers allowed in noncombat roles only (2008) |
| age | Indonesia | 18 years of age for selective compulsory and voluntary military service; 2-year conscript service obligation, with reserve obligation to age 45 (officers); Indonesian citizens only (2008) |
| age | Iran | 19 years of age for compulsory military service; 16 years of age for volunteers; 17 years of age for Law Enforcement Forces; 15 years of age for Basij Forces (Popular Mobilization Army ... |
| age | Iraq | 18-49 years of age for voluntary military service (2008) |
| age | Ireland | 17-25 years of age for male or 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; maximum ... |
| age | Israel | 18 years of age for compulsory (Jews, Druzes) and voluntary (Christians, Muslims, Circassians) military service; both sexes are obligated to military service; conscript service obligation - 36 months for enlisted men, 21 months ... |
| age | Italy | 18-27 year of age for voluntary military service; conscription abolished January 2005; women may serve in any military branch; 10-month service obligation, with a reserve obligation to age 45 (Army and ... |
| age | Jamaica | 18 years of age for voluntary military service; younger recruits may be conscripted with parental consent (2001) |
| age | Japan | 18 years of age for voluntary military service (2001) |
| age | Jordan | 17 years of age for voluntary military service; conscription at age 18 was suspended in 1999, although all males under age 37 are required to register; women not subject to conscription, but ... |
| age | Kazakhstan | 18 years of age for compulsory military service; conscript service obligation - 2 years; minimum age for volunteers NA (2004) |
| age | Kenya | 18 years of age (est.) for voluntary service, with a 9-year obligation (2007) |
| age | Korea, North | 17 years of age (2004) |