Military branches:
National Army of Nicaragua (ENN; includes Navy, Air Force) (2008)

Military service age and obligation:
17 years of age for voluntary military service; tour of duty 18-36 months (2008)

Manpower available for military service:
males age 16-49: 1,513,312
females age 16-49: 1,507,999 (2008 est.)

Manpower fit for military service:
males age 16-49: 1,277,878
females age 16-49: 1,339,413 (2009 est.)

Manpower reaching militarily significant age annually:
male: 72,366
female: 70,118 (2009 est.)

Military expenditures:
0.6% of GDP (2006)