Military branches:
Spanish Armed Forces: Army (Ejercito de Tierra), Spanish Navy (Armada Espanola, AE; includes Marine Corps), Spanish Air Force (Ejercito del Aire Espanola, EdA) (2009)

Military service age and obligation:
20 years of age (2004)

Manpower available for military service:
males age 16-49: 10,033,069
females age 16-49: 9,764,937 (2008 est.)

Manpower fit for military service:
males age 16-49: 8,139,020
females age 16-49: 7,899,157 (2009 est.)

Manpower reaching militarily significant age annually:
male: 199,124
female: 187,224 (2009 est.)

Military expenditures:
1.2% of GDP (2005 est.)