Military branches:
Tonga Defense Services (TDS): Land Force (Royal Guard), Maritime Force (includes Royal Marines, Air Wing) (2013)
Military service age and obligation:
16 years of age for voluntary enlistment (with parental consent); no conscription; the king retains the right to call up "all those capable of bearing arms" in wartime (2012)
Manpower available for military service:
males age 16-49: 24,460
[see also: Manpower available for military service - male country ranks ]
females age 16-49:
24,041 (2010 est.)
Manpower fit for military service:
males age 16-49: 20,956
[see also: Manpower fit for military service - male country ranks ]
females age 16-49:
20,577 (2010 est.)
Manpower reaching militarily significant age annually:
male: 1,196
[see also: Manpower reaching militarily significant age annually - male country ranks ]
female:
1,134 (2010 est.)