Administrative divisions: none (commonwealth associated with the
US); there are no first-order administrative divisions as defined by
the US Government, but there are 78 municipalities (municipios,
singular - municipio) at the second order; Adjuntas, Aguada,
Aguadilla, Aguas Buenas, Aibonito, Anasco, Arecibo, Arroyo,
Barceloneta, Barranquitas, Bayamon, Cabo Rojo, Caguas, Camuy,
Canovanas, Carolina, Catano, Cayey, Ceiba, Ciales, Cidra, Coamo,
Comerio, Corozal, Culebra, Dorado, Fajardo, Florida, Guanica,
Guayama, Guayanilla, Guaynabo, Gurabo, Hatillo, Hormigueros,
Humacao, Isabela, Jayuya, Juana Diaz, Juncos, Lajas, Lares, Las
Marias, Las Piedras, Loiza, Luquillo, Manati, Maricao, Maunabo,
Mayaguez, Moca, Morovis, Naguabo, Naranjito, Orocovis, Patillas,
Penuelas, Ponce, Quebradillas, Rincon, Rio Grande, Sabana Grande,
Salinas, San German, San Juan, San Lorenzo, San Sebastian, Santa
Isabel, Toa Alta, Toa Baja, Trujillo Alto, Utuado, Vega Alta, Vega
Baja, Vieques, Villalba, Yabucoa, Yauco

Independence: none (commonwealth associated with the US)

National holiday: US Independence Day, 4 July (1776)

Constitution: ratified 3 March 1952; approved by US Congress 3 July 1952; effective 25 July 1952

Legal system: based on Spanish civil code

Suffrage: 18 years of age; universal; indigenous inhabitants are US citizens but do not vote in US presidential elections

Executive branch: chief of state: President George W. BUSH of the US (since 20 January 2001); Vice President Richard B. CHENEY (since 20 January 2001)

head of government: Governor Sila M. CALDERON (since NA January 2001)

cabinet: appointed by the governor with the consent of the legislature

elections: US president and vice president elected on the same ticket for four-year terms; governor elected by popular vote for a four-year term; election last held 7 November 2000 (next to be held NA November 2004)