word | | Legislative branch |
| unicameral | Panama | unicameral National Assembly or Asamblea Nacional (78 seats; members are elected by popular vote to serve five-year terms); note - in 2009, the number of seats will change to 71 elections: last ... |
| unicameral | Papua New Guinea | unicameral National Parliament (109 seats, 89 filled from open electorates and 20 from provinces and national capital distict; members elected by popular vote to serve five-year terms); constitution allows up to ... |
| unicameral | Peru | unicameral Congress of the Republic of Peru or Congreso de la Republica del Peru (120 seats; members are elected by popular vote to serve five-year terms) elections: last held 9 April ... |
| unicameral | Pitcairn Islands | unicameral Island Council (10 seats; 5 members elected by popular vote, 1 nominated by the 5 elected members, 2 appointed by the governor including 1 seat for the Island Secretary, the Island ... |
| unicameral | Portugal | unicameral Assembly of the Republic or Assembleia da Republica (230 seats; members are elected by popular vote to serve four-year terms) elections: last held 20 February 2005 (next to be held ... |
| unicameral | Qatar | unicameral Advisory Council or Majlis al-Shura (35 seats; members appointed) note: no legislative elections have been held since 1970 when there were partial elections to the body; Council members have had ... |
| unicameral | Saint Barthelemy | unicameral Territorial Council (19 seats; members are elected by popular vote to serve five-year terms) elections: last held 1 and 8 July 2007 (next to be held July 2012) election results ... |
| unicameral | Saint Helena | unicameral Legislative Council (16 seats, including the speaker, three ex officio and 12 elected members; members are elected by popular vote to serve four-year terms) elections: last held 31 August 2005 ... |
| unicameral | Saint Kitts and Nevis | unicameral National Assembly (14 seats, 3 appointed and 11 popularly elected from single-member constituencies; members serve five-year terms) elections: last held 25 October 2004 (next to be held by 2009 ... |
| unicameral | Saint Martin | unicameral Territorial Council (23 seats; members are elected by popular vote to serve five-year terms) elections: last held 1 and 8 July 2007 (next to be held July 2012) election results ... |
| unicameral | Saint Pierre and Miquelon | unicameral Territorial Council or Conseil Territorial (19 seats, 15 from Saint Pierre and four from Miquelon; members are elected by popular vote to serve six-year terms) elections: elections last held 19 ... |
| unicameral | Saint Vincent and the Grenadines | unicameral House of Assembly (21 seats, 15 elected representatives and six appointed senators; representatives are elected by popular vote to serve five-year terms) elections: last held 7 December 2005 (next to ... |
| unicameral | Samoa | unicameral Legislative Assembly or Fono (49 seats, 47 elected by voters affiliated with traditional village-based electoral districts, 2 elected by independent, mostly non-Samoan or part-Samoan, voters who cannot, (or ... |
| unicameral | San Marino | unicameral Grand and General Council or Consiglio Grande e Generale (60 seats; members are elected by popular vote to serve five-year terms) elections: last held 4 June 2006 (next to be ... |
| unicameral | Sao Tome and Principe | unicameral National Assembly or Assembleia Nacional (55 seats; members are elected by popular vote to serve four-year terms) elections: last held on 26 March 2006 (next to be held in March ... |
| unicameral | Serbia | unicameral National Assembly (250 seats; deputies elected by direct vote to serve four-year terms) elections: last held on 11 May 2008 (next to be held in May 2012) election results: percent ... |
| unicameral | Seychelles | unicameral National Assembly or Assemblee Nationale (34 seats; 25 members elected by popular vote, 9 allocated on a proportional basis to parties winning at least 10% of the vote; to serve five ... |
| unicameral | Sierra Leone | unicameral Parliament (124 seats; 112 members elected by popular vote, 12 filled by paramount chiefs elected in separate elections; to serve five-year terms) elections: last held on 11 August 2007 (next ... |
| unicameral | Singapore | unicameral Parliament (84 seats; members elected by popular vote to serve five-year terms); note - in addition, there are up to nine nominated members; up to three losing opposition candidates who came ... |
| unicameral | Slovakia | unicameral National Council of the Slovak Republic or Narodna Rada Slovenskej Republiky (150 seats; members are elected on the basis of proportional representation to serve four-year terms) elections: last held 17 ... |
| unicameral | Solomon Islands | unicameral National Parliament (50 seats; members elected from single-member constituencies by popular vote to serve four-year terms) elections: last held on 5 April 2006 (next to be held in 2010 ... |
| unicameral | Somalia | unicameral National Assembly note: unicameral Transitional Federal Assembly (TFA) (275 seats; 244 members appointed by the four major clans (61 for each clan), 31 seats allocated to smaller clans and subclans) |
| unicameral | Sri Lanka | unicameral Parliament (225 seats; members elected by popular vote on the basis of an open-list, proportional representation system by electoral district to serve six-year terms) elections: last held on 2 ... |
| unicameral | Suriname | unicameral National Assembly or Nationale Assemblee (51 seats; members are elected by popular vote to serve five-year terms) elections: last held on 25 May 2005 (next to be held in 2010 ... |
| unicameral | Sweden | unicameral Parliament or Riksdag (349 seats; members are elected by popular vote on a proportional representation basis to serve four-year terms) elections: last held on 17 September 2006 (next to be ... |
| unicameral | Syria | unicameral People's Council or Majlis al-Shaab (250 seats; members elected by popular vote to serve four-year terms) elections: last held on 22-23 April 2007 (next to be held in ... |
| unicameral | Taiwan | unicameral Legislative Yuan (113 seats - 73 district members elected by popular vote, 34 at-large members elected on basis of proportion of islandwide votes received by participating political parties, 6 elected by ... |
| unicameral | Tanzania | unicameral National Assembly or Bunge (274 seats; 232 members elected by popular vote, 37 allocated to women nominated by the president, 5 to members of the Zanzibar House of Representatives; to serve ... |
| unicameral | Timor-Leste | unicameral National Parliament (number of seats can vary from 52 to 65; members elected by popular vote to serve five-year terms) elections: last held on 30 June 2007 (next elections due ... |
| unicameral | Togo | unicameral National Assembly (81 seats; members are elected by popular vote to serve five-year terms) elections: last held on 14 October 2007 (next to be held in 2012) election results: percent ... |
| unicameral | Tokelau | unicameral General Fono (20 seats; based upon proportional representation from the three islands elected by popular vote to serve three-year terms; Atafu has seven seats, Fakaofo has seven seats, Nukunonu has ... |
| unicameral | Tonga | unicameral Legislative Assembly or Fale Alea (32 seats - 14 reserved for cabinet ministers sitting ex officio, nine for nobles selected by the country's 33 nobles, and nine elected by popular vote ... |
| unicameral | Trinidad and Tobago | ... vote - PNM 46%, UNC 29.7%; seats by party - PNM 26, UNC 15 note: Tobago has a unicameral House of Assembly with 12 members serving four-year terms; last election held in January ... |
| unicameral | Turkey | unicameral Grand National Assembly of Turkey or Turkiye Buyuk Millet Meclisi (550 seats; members are elected by popular vote to serve five-year terms) elections: last held on 22 July 2007 (next ... |
| unicameral | Turks and Caicos Islands | unicameral House of Assembly (21 seats of which 15 are popularly elected; members serve four-year terms) elections: last held 9 February 2007 (next to be held in 2011) election results: percent ... |
| unicameral | Tuvalu | unicameral Parliament or Fale I Fono, also called House of Assembly (15 seats; members elected by popular vote to serve four-year terms) elections: last held 3 August 2006 (next to be ... |
| unicameral | Uganda | unicameral National Assembly (332 seats; 215 members elected by popular vote, 104 nominated by legally established special interest groups [women 79, army 10, disabled 5, youth 5, labor 5], 13 ex officio ... |
| unicameral | Ukraine | unicameral Supreme Council or Verkhovna Rada (450 seats; members allocated on a proportional basis to those parties that gain 3% or more of the national electoral vote; to serve five-year terms ... |
| unicameral | United Arab Emirates | unicameral Federal National Council (FNC) or Majlis al-Ittihad al-Watani (40 seats; 20 members appointed by the rulers of the constituent states, 20 members elected to serve two-year terms) elections ... |
| unicameral | Vanuatu | unicameral Parliament (52 seats; members elected by popular vote to serve four-year terms) elections: last held 6 July 2004 (next to be held 2008) election results: percent of vote by party ... |
| unicameral | Venezuela | unicameral National Assembly or Asamblea Nacional (167 seats; members elected by popular vote to serve five-year terms; three seats reserved for the indigenous peoples of Venezuela) elections: last held 4 December ... |