| Country | Political parties and leaders |
| Syria | legal parties: National Progressive Front or NPF [President Bashar al-ASAD, Dr. Suleiman QADDAH] (includes Arab Socialist Renaissance (Ba'th) Party [President Bashar al-ASAD]; Socialist Unionist Democratic Party [Fadlallah Nasr Al-DIN]; Syrian Arab Socialist Union or ASU [Safwan QUDSI]; Syrian Communist Party (two branches) [Wissal Farha BAKDASH, Yusuf Rashid FAYSAL]; Syrian Social Nationalist Party [Ali QANSU]; Unionist Socialist Party [Fayez ISMAIL]) opposition parties not legally recognized:: Arab Democratic Socialist Union Party [Hasan Abdul AZIM]; Arab Socialist Movement; Democratic Ba'th Party [Ibrahim MAHKOS]; People's Democratic Party [Riad al TURK]; Revolutionary Workers' Party [Abdul Hafeez al HAFEZ] Kurdish parties (considered illegal): Kurdish Democratic Front [Abdul Hamid DARWISH] (includes four parties); Kurdish Coordination [Abdul Hakim BASHAR] (includes Azadi Party [Kheirudin MURAD], Future Party [Masha'l TAMMO], Yekity Party [Hasam SALE]) other parties: Nahda Party [Abdul Aziz al MISLET]; Syrian Democratic Party [Mustafa QALAAJI] |
| Taiwan | Democratic Progressive Party or DPP [TSAI Ing-wen]; Kuomintang or KMT (Nationalist Party) [WU Po-hsiung]; Non-Partisan Solidarity Union or NPSU [CHANG Po-ya]; People First Party or PFP [James SOONG] |
| Tajikistan | Agrarian Party of Tajikistan or APT [Amir KARAKULOV]; Democratic Party or DPT [Mahmadruzi ISKANDAROV (imprisoned October 2005); Rahmatullo VALIYEV, deputy]; Islamic Revival Party [Muhiddin KABIRI]; Party of Economic Reform or PER [Olimzon BOBOYEV]; People's Democratic Party of Tajikistan or PDPT [Emomali RAHMON]; Social Democratic Party or SDPT [Rahmatullo ZOYIROV]; Socialist Party or SPT [Mirhuseyn NARZIYEV]; Tajik Communist Party or CPT [Shodi SHABDOLOV] |
| Tanzania | Chama Cha Demokrasia na Maendeleo (Party of Democracy and Development) or CHADEMA [Bob MAKANI]; Chama Cha Mapinduzi or CCM (Revolutionary Party) [Jakaya Mrisho KIKWETE]; Civic United Front or CUF [Ibrahim LIPUMBA]; Democratic Party [Christopher MTIKLA] (unregistered); Tanzania Labor Party or TLP [Augustine Lyatonga MREME]; United Democratic Party or UDP [John CHEYO] |
| Thailand | Democrat Party or DP (Prachathipat Party) [ABHISIT Wetchachiwa] (ABHISIT Vejjajiva); Matchima Thippatai (Middle Way Party) [ANONGWAN Therpsuthin]; Motherland Party (Peua Pandin Party) [SUWIT Khunkitti]; People Power Party (Palang Prachachon Party) or PPP [SAMAK Sunthorawet] (SAMAK Sundaravej); Royalist People's Party (Pracharaj) [SANOH Thienthong]; Ruam Jai Thai Party (Thai Unity Party) [CHETTA Thanacharo] (CHETTHA Thanajaro); Thai Nation Party or TNP (Chat Thai Party) [BARNHARN SILPA-ARCHA] |
| Timor-Leste | Democratic Party or PD [Fernando de ARAUJO]; National Congress for Timorese Reconstruction or CNRT [Xanana GUSMAO]; National Democratic Union of Timorese Resistance or UNDERTIM [Cornelio DA Conceicao GAMA]; National Unity Party or PUN [Fernanda BORGES]; People's Party of Timor or PPT [Jacob XAVIER]; Revolutionary Front of Independent Timor-Leste or FRETILIN [Mari ALKATIRI]; Social Democratic Association of Timor or ASDT [Francisco Xavier do AMARAL]; Social Democratic Party or PSD [Mario CARRASCALAO]; Sons of the Mountain Warriors or KOTA [Manuel TILMAN] (also known as Association of Timorese Heroes) |
| Togo | Action Committee for Renewal or CAR [Yawovi AGBOYIBO]; Democratic Convention of African Peoples or CDPA; Democratic Party for Renewal or PDR; Juvento [Monsilia DJATO]; Movement of the Believers of Peace and Equality or MOCEP; Pan-African Patriotic Convergence or CPP; Rally for the Support for Development and Democracy or RSDD [Harry OLYMPIO]; Rally of the Togolese People or RPT [Faure GNASSINGBE]; Socialist Pact for Renewal or PSR; Union for Democracy and Social Progress or UDPS [Gagou KOKOU]; Union of Forces for a Change or UFC [Gilchrist OLYMPIO] |
| Tokelau | none |
| Tonga | People's Democratic Party [Tesina FUKO] |
| Trinidad and Tobago | Congress of the People [Winston DOOKERAN]; Democratic Action Congress or DAC [Hochoy CHARLES] (only active in Tobago); Democratic National Alliance or DNA [Gerald YETMING] (coalition of NAR, DDPT, MND); Movement for National Development or MND [Garvin NICHOLAS]; National Alliance for Reconstruction or NAR [Dr. Carson CHARLES]; People's National Movement or PNM [Patrick MANNING]; United National Congress or UNC [Basdeo PANDAY] |
| Tunisia | Al-Tajdid Movement [Ahmed IBRAHIM]; Constitutional Democratic Rally Party (Rassemblement Constitutionnel Democratique) or RCD (official ruling party) [President Zine El Abidine BEN ALI]; Democratic Forum for Labor and Liberties or FDTL [Mustapha Ben JAFAAR]; Green Party for Progress or PVP [Mongi KHAMASSI]; Liberal Social Party or PSL [Mondher THABET]; Movement of Socialist Democrats or MDS [Ismail BOULAHYA]; Popular Unity Party or PUP [Mohamed BOUCHIHA]; Progressive Democratic Party [Maya JERIBI]; Unionist Democratic Union or UDU [Ahmed INOUBLI] |
| Turkey | Anavatan Partisi (Motherland Party) or Anavatan [Erkan MUMCU]; Democratic Left Party or DSP [Mehmet Zeki SEZER]; Democratic Society Party or DTP [Nurettin DEMIRTAS]; Felicity Party or SP [Recai KUTAN] (sometimes translated as Contentment Party); Justice and Development Party or AKP [Recep Tayyip ERDOGAN]; Nationalist Action Party or MHP [Devlet BAHCELI] (sometimes translated as Nationalist Movement Party); People's Rise Party (Halkin Yukselisi Partisi) or HYP [Yasar Nuri OZTURK]; Republican People's Party or CHP [Deniz BAYKAL]; Social Democratic People's Party or SHP [Murat KARAYALCIN]; True Path Party or DYP [Mehmet AGAR] (sometimes translated as Correct Way Party); Young Party or GP [Cem Cengiz UZAN] note: the parties listed above are some of the more significant of the 49 parties that Turkey had on 1 December 2004 |
| Turkmenistan | Democratic Party of Turkmenistan or DPT [Gurbanguly BERDIMUHAMEDOW] note: formal opposition parties are outlawed; unofficial, small opposition movements exist underground or in foreign countries; the two most prominent opposition groups-in-exile have been National Democratic Movement of Turkmenistan (NDMT) and the United Democratic Party of Turkmenistan (UDPT); NDMT was led by former Foreign Minister Boris SHIKHMURADOV until his arrest and imprisonment in the wake of the 25 November 2002 attack on President NYYAZOW's motorcade |
| Turks and Caicos Islands | People's Democratic Movement or PDM [Floyd SEYMOUR]; Progressive National Party or PNP [Michael Eugene MISICK] |
| Tuvalu | there are no political parties but members of Parliament usually align themselves in informal groupings |
| Uganda | Conservative Party or CP [Ken LUKYAMUZI]; Democratic Party or DP [Kizito SSEBAANA]; Forum for Democratic Change or FDC [Kizza BESIGYE]; Justice Forum or JEEMA [Muhammad Kibirige MAYANJA]; National Resistance Movement or NRM [Yoweri MUSEVENI]; Peoples Progressive Party or PPP [Bidandi SSALI]; Ugandan People's Congress or UPC [Miria OBOTE] note: a national referendum in July 2005 opened the way for Uganda's transition to a multi-party political system |
| Ukraine | Christian Democratic Union [Volodymyr STRETOVYCH]; Communist Party of Ukraine or CPU [Petro SYMONENKO]; European Party of Ukraine [Mykola KATERYNCHUK]; Fatherland Party (Batkivshchyna) [Yuliya TYMOSHENKO]; Forward Ukraine! [Viktor MUSIYAKA]; Labor Party of Ukraine [Mykola SYROTA]; People's Union Our Ukraine [Vyacheslav KYRYLENKO]; Party of Industrialists and Entrepreneurs [Anatoliy KINAKH]; Party of the Defenders of the Fatherland [Yuriy Karmazin]; People's Movement of Ukraine (Rukh) [Borys TARASYUK]; People's Party [Volodymyr LYTVYN]; PORA! (It's Time!) party [Vladyslav KASKIV]; Progressive Socialist Party [Natalya VITRENKO]; Reforms and Order Party [Viktor PYNZENYK]; Party of Regions [Viktor YANUKOVYCH]; Republican Party [Yuriy BOYKO]; Sobor [Anatoliy MATVIYENKO]; Social Democratic Party [Yevhen KORNICHUK]; Social Democratic Party (United) or SDPU(o) [Yuriy ZAHORODNIY]; Socialist Party of Ukraine or SPU [Oleksandr MOROZ]; Ukrainian People's Party [Yuriy KOSTENKO]; Viche [Inna BOHOSLOVSKA] |
| United Arab Emirates | none |
| United Kingdom | Conservative [David CAMERON]; Democratic Unionist Party (Northern Ireland) [Peter ROBINSON]; Labor Party [Gordon BROWN]; Liberal Democrats [Nick CLEGG]; Party of Wales (Plaid Cymru) [Ieuan Wyn JONES]; Scottish National Party or SNP [Alex SALMOND]; Sinn Fein (Northern Ireland) [Gerry ADAMS]; Social Democratic and Labor Party or SDLP (Northern Ireland) [Mark DURKAN]; Ulster Unionist Party (Northern Ireland) [Sir Reg EMPEY] |
| United States | Democratic Party [Howard DEAN]; Green Party; Libertarian Party [William (Bill) REDPATH]; Republican Party [Robert M. (Mike) DUNCAN] |
| United States Pacific Island Wildlife Refuges | void |
| Uruguay | Broad Front (Frente Amplio) - formerly known as the Progressive Encounter/Broad Front Coalition or EP-FA [Jorge BROVETTO] (a broad governing coalition that includes Movement of the Popular Participation or MPP [Jose MUJICA], New Space Party (Nuevo Espacio) [Rafael MICHELINI], Progressive Alliance (Alianza Progresista) [Rodolfo NIN NOVOA], Socialist Party [Eduardo FERNANDEZ], the Communist Party [Marina ARISMENDI], Uruguayan Assembly (Asamblea Uruguay) [Danilo ASTORI], and Vertiente Artiguista [Mariano ARANA]); Colorado Party (Foro Batllista) [Julio Maria SANGUINETTI]; National Party or Blanco [Luis Alberto LACALLE and Jorge LARRANAGA] |
| Uzbekistan | Adolat (Justice) Social Democratic Party [Dilorom TASHMUHAMMEDOVA]; Democratic National Rebirth Party (Milly Tiklanish) or MTP [Hurshid DOSMUHAMMEDOV]; Fidokorlar National Democratic Party (Self-Sacrificers) [Ahtam TURSUNOV]; Liberal Democratic Party of Uzbekistan or LDPU [Adham SHADMANOV; People's Democratic Party or NDP (formerly Communist Party) [Asliddin RUSTAMOV] |
| Vanuatu | Jon Frum Movement [Song KEASPAI]; Melanesian Progressive Party or MPP [Barak SOPE]; National United Party or NUP [Hem LINI]; Union of Moderate Parties or UMP [Serge VOHOR]; Vanua'aku Pati (Our Land Party) or VP [Edward NATAPEI]; Vanuatu Greens Party or VGP [Moana CARCASSES]; Vanuatu Republican Party or VRP [Maxime Carlot KORMAN] |
| Venezuela | A New Time or UNT [Manuel ROSALES]; Christian Democrats or COPEI [Cesar PEREZ Vivas]; Communist Party of Venezuela or PCV [Jeronimo CARRERA]; Democratic Action or AD [Henry RAMOS Allup]; Fatherland for All or PPT [Jose ALBORNOZ]; Justice First [Julio BORGES]; Movement Toward Socialism or MAS [Hector MUJICA]; United Socialist Party of Venezuela or PSUV [Hugo CHAVEZ]; Venezuela Project or PV [Henrique SALAS Romer]; We Can or PODEMOS [Ismael GARCIA] |
| Vietnam | Communist Party of Vietnam or CPV [Nong Duc MANH]; other parties proscribed |
| Virgin Islands | Democratic Party [Arturo WATLINGTON]; Independent Citizens' Movement or ICM [Usie RICHARDS]; Republican Party [Gary SPRAUVE] |
| Wake Island | void |
| Wallis and Futuna | Lua Kae Tahi (Giscardians); Mouvement des Radicaux de Gauche or MRG; Rally for the Republic or RPR (UMP) [Clovis LOGOLOGOFOLAU]; Socialist Party or PS; Taumu'a Lelei [Soane Muni UHILA]; Union Populaire Locale or UPL [Falakiko GATA]; Union Pour la Democratie Francaise or UDF |
| West Bank | void |
| Western Sahara | void |
| World | void |
| Yemen | General People's Congress or GPC [Abdul-Kader BAJAMMAL]; Islamic Reform Grouping or Islah [Mohammed Abdullah AL-YADOUMI (acting)]; Nasserite Unionist Party [Abdal Malik al-MAKHLAFI]; National Arab Socialist Ba'th Party [Dr. Qasim SALAM]; Yemeni Socialist Party or YSP [Ali Salih MUQBIL]; note - there are at least seven more active political parties |
| Zambia | All Peoples Congress Party [Winright NGONDO]; Forum for Democracy and Development or FDD [Edith NAWAKWI]; Heritage Party or HP [Godfrey MIYANDA]; Liberal Progressive Front or LPF [Roger CHONGWE]; Movement for Multiparty Democracy or MMD [Levy MWANAWASA]; National Democratic Focus or NDF; Patriotic Front or PF [Michael SATA]; Party of Unity for Democracy and Development or PUDD [Dan PULE]; Reform Party [Nevers MUMBA]; United Democratic Alliance or UDA; United Liberal Party or ULP [Sakwiba SIKOTA]; United National Independence Party or UNIP [Tilyenji KAUNDA]; United Party for National Development or UPND [Hakainde HICHILEMA]; Zambia Democratic Congress or ZADECO [Langton SICHONE]; Zambian Republican Party or ZRP [Benjamin MWILA] |
| Zimbabwe | African National Party or ANP [Egypt DZINEMUNHENZVA]; Movement for Democratic Change or MDC [Morgan TSVANGIRAI, anti-Senate faction; Arthur MUTAMBARA, pro-Senate faction]; Peace Action is Freedom for All or PAFA; United Parties [Abel MUZOREWA]; United People's Party or UPP [Daniel SHUMBA]; Zimbabwe African National Union-Ndonga or ZANU-Ndonga [Wilson KUMBULA]; Zimbabwe African National Union-Patriotic Front or ZANU-PF [Robert Gabriel MUGABE]; Zimbabwe African Peoples Union or ZAPU [Agrippa MADLELA]; Zimbabwe Youth in Alliance or ZIYA |