Vincent and the Grenadines Police Force, Coast Guard (2007)

Samoa
no regular military forces; Samoa Police Force (2008)

San Marino
no regular military forces; Voluntary Military Force
(Corpi Militari Voluntar) performs ceremonial duties and limited
police support functions (2008)

Sao Tome and Principe
Armed Forces of Sao Tome and Principe (FASTP):
Army, Coast Guard of Sao Tome e Principe (Guarda Costeira de Sao
Tome e Principe, GCSTP), Presidential Guard (2007)

Saudi Arabia
Land Forces (Army), Navy, Air Force, Air Defense Force,
National Guard, Ministry of Interior Forces (paramilitary)

Senegal
Army, Senegalese Navy (Marine Senegalaise), Senegalese Air
Force (Armee de l'Air du Senegal) (2008)

Serbia
Serbian Armed Forces (Vojska Srbije, VS): Land Forces Command
(includes Riverine Component, consisting of a river flotilla on the
Danube), Joint Operations Command, Air and Air Defense Forces
Command (2008)

Seychelles
Seychelles Defense Force: Army, Coast Guard (includes
Naval Wing, Air Wing), National Guard (2005)

Sierra Leone
Republic of Sierra Leone Armed Forces (RSLAF): Army
(includes Navy (Maritime Wing), Air Wing) (2008)

Singapore
Singapore Armed Forces: Army, Navy, Air Force (includes
Air Defense) (2008)

Slovakia
Armed Forces of the Slovak Republic (Ozbrojene Sily
Slovenskej Republiky): Land Forces (Pozemne Sily), Air Forces
(Vzdusne Sily) (2008)

Slovenia
Slovenian Army (includes air and naval forces)

Solomon Islands
no regular military forces; Solomon Islands Police
Force (2008)

Somalia
no national-level armed forces (2008)

South Africa
South African National Defense Force (SANDF): South
African Army, South African Navy (SAN), South African Air Force
(SAAF), Joint Operations Command, Military Intelligence, Military
Health Services (2008)

Spain
Spanish Armed Forces: Army (Ejercito de Tierra), Spanish Navy
(Armada Espanola, AE; includes Marine Corps), Spanish Air Force
(Ejercito del Aire Espanola, EdA) (2007)

Sri Lanka
Sri Lanka Army, Sri Lanka Navy, Sri Lanka Air Force (2008)

Sudan
Sudanese Armed Forces (SAF): Land Forces, Navy, Air Force,
Popular Defense Forces; Sudan People's Liberation Army (SPLA): Land
Forces (2008)

Suriname
National Army (Nationaal Leger, NL; includes Naval Wing,
Air Wing) (2007)

Svalbard
no regular military forces

Swaziland
Umbutfo Swaziland Defe