Country Party Ideology Date of establishment Date of dissolution Duration Continent Republic of Afghanistan National Revolutionary Party Pashtun nationalism , Pashtunization , Republicanism , Secularism 14 February 1977 [ 34] [ 35] 28 April 1978 1 year, 73 days Asia Democratic Republic of Afghanistan People's Democratic Party of Afghanistan -Khalq Communism , Marxism–Leninism , Stalinism , Pashtun nationalism , Anti-imperialism 30 April 1978 24 December 1979 1 year, 238 days Asia Democratic Republic of Afghanistan /Republic of Afghanistan People's Democratic Party of Afghanistan -Parcham (National Fatherland Front ) Communism (until 1990), Marxism–Leninism (until 1990), Afghan nationalism , Anti-imperialism 24 December 1979 28 July 1992 12 years, 217 days Asia Albanian Kingdom Albanian Fascist Party Albanian nationalism , Greater Albania , Fascism , Italophilia , Serbophobia , Hellenophobia 2 June 1939 27 July 1943 4 years, 55 days Europe Albanian Kingdom Guard of Greater Albania Albanian nationalism , Fascism 27 July 1943 8 September 1943 43 days Europe Albanian Kingdom National Front Albanian nationalism , Greater Albania , Anti-communism , Republicanism , Big tent , Agrarian socialism 14 September 1943 29 November 1943 76 days Europe Democratic Government of Albania Party of Labour of Albania (National Liberation Movement ) Communism , Marxism–Leninism , Hoxhaism , Anti-revisionism , Albanian nationalism , State Atheism 20 October 1944 5 August 1945 289 days Europe Democratic Government of Albania Party of Labour of Albania (Democratic Front )5 August 1945 11 January 1946 159 days Europe Albania 11 January 1946 11 December 1990 44 years, 334 days Europe Algeria National Liberation Front Arab socialism , Algerian nationalism , Pan-Arabism , Anti-imperialism 3 July 1962 23 February 1989 26 years, 235 days Africa People's Republic of Angola People's Movement for the Liberation of Angola Communism , Left-wing nationalism , Marxism–Leninism 11 November 1975 30 May 1991 15 years, 200 days Africa Armenia Communist Party of Armenia Communism , Marxism–Leninism , democratic centralism , state socialism 2 December 1920 30 December 1922 2 years, 28 days Asia Transcaucasia Communist Party of Armenia Communism , Marxism–Leninism , democratic centralism , state socialism 12 March 1922 30 December 1922 293 days Asia Federal State of Austria Fatherland Front Clerical fascism 1 May 1934 13 March 1938 3 years, 316 days Europe Azerbaijan Azerbaijan Communist Party Communism , Marxism–Leninism , democratic centralism , state socialism 30 April 1920 30 December 1922 2 years, 244 days Asia Transcaucasia Azerbaijan Communist Party Communism , Marxism–Leninism , democratic centralism , state socialism 12 March 1922 30 December 1922 293 days Asia Bangladesh Bangladesh Krishak Sramik Awami League Mujibism , Bengali nationalism , Socialism 24 January 1975 15 August 1975 203 days Asia Bangladesh Jatiya Party Bangladeshi nationalism , Conservatism , Authoritarianism , Militarism 11 March 1988 6 December 1990 2 years, 270 days Asia Dahomey Dahomeyan Democratic Party African nationalism 15 December 1963 4 December 1965 1 year, 354 days Africa Benin People's Revolutionary Party of Benin Communism , Marxism–Leninism (nominally) 30 November 1975 1 March 1990 14 years, 91 days Africa Protectorate of Bohemia and Moravia National Partnership Collaborationism , Nazism 6 April 1939 9 May 1945 6 years, 33 days Europe Bulgaria Bulgarian Communist Party (Fatherland Front ) Communism , Marxism–Leninism , democratic centralism , state socialism 15 September 1946 15 January 1990 43 years, 122 days Europe State of Burma Dobama Sinyetha Asi Ayon [ 36] 1943 1944 1 year, 0 days Asia State of Burma Maha Bama Asi Ayon [ 37] 1944 1945 1 year, 0 days Asia Burma Burma Socialist Programme Party Burmese Way to Socialism 2 March 1962 18 September 1988 26 years, 200 days Asia Republic of Burundi Union for National Progress Burundian nationalism , Tutsi interests 11 July 1974 13 March 1992 17 years, 246 days Africa Byelorussia Communist Party of Byelorussia Communism , Marxism–Leninism , democratic centralism , state socialism 31 July 1920 30 December 1922 2 years, 152 days Europe Cambodia (Sangkum era ) Sangkum Khmer nationalism , National conservatism , Royalism , Statism , Buddhist socialism , Economic nationalism 22 March 1955 18 March 1970 14 years, 361 days Asia Kampuchea Kampuchean People's Revolutionary Party Communism , Socialism , Marxism–Leninism , Revisionism , Left-wing nationalism 7 January 1979 1 May 1989 10 years, 114 days Asia Republic of Cameroon Cameroonian National Union Big tent 1 September 1966 [ 38] 24 March 1985 18 years, 204 days Africa Cameroon Cameroon People's Democratic Movement Big tent , Nationalism , Francophilia 1975 1990 15 years, 0 days Africa Cape Verde African Party for the Independence of Guinea and Cape Verde Communism , Marxism–Leninism 1 July 1975 20 January 1981 5 years, 203 days Africa Cape Verde African Party for the Independence of Cape Verde Communism , Marxism–Leninism 20 January 1981 28 September 1990 9 years, 251 days Africa Carpatho-Ukraine Ukrainian National Union [ uk ] [ 39] Nationalism [ 40] 18 January 1939 [ 41] March 1939 60 days Europe Central African Republic Movement for the Social Evolution of Black Africa African nationalism , Anti-colonialism , Progressivism , Anti-imperialism 1962 1980 18 years, 0 days Africa Central African Republic Central African Democratic Union African nationalism , Republicanism 1 March 1980 2 September 1981 1 year, 185 days Africa Central African Republic Central African Democratic Rally African nationalism , Democratic socialism , Social democracy , Republicanism 6 February 1987 22 April 1991 [ 42] 4 years, 75 days Africa Chad Chadian Progressive Party African nationalism , Pan-Africanism , Anti-imperialism , African socialism , Federalism 16 April 1962 6 April 1973 10 years, 355 days Africa Chad National Movement for the Cultural and Social Revolution African nationalism , Pan-Africanism , Anti-imperialism , African socialism , Federalism 6 April 1973 13 April 1975 2 years, 7 days Africa Chad National Union for Independence and Revolution Nationalism 24 June 1984 3 December 1990 6 years, 162 days Africa Guangzhou Chinese Communist Party Marxism–Leninism , Mao Zedong Thought , Chinese communism 1927 1927 Asia Hunan Chinese Communist Party Marxism–Leninism , Mao Zedong Thought , Chinese communism 1927 1927 Asia Jinggang Chinese Communist Party Marxism–Leninism , Mao Zedong Thought , Chinese communism 1927 1928 1 year, 0 days Asia Southwest Jiangxi Chinese Communist Party Marxism–Leninism , Mao Zedong Thought , Chinese communism 1930 1931 1 year, 0 days Asia Chinese Soviet Republic Chinese Communist Party Marxism–Leninism , Mao Zedong Thought , Chinese communism 7 November 1931 22 September 1937 5 years, 319 days Asia Xinjiang People's Anti-Imperialist Association Six Great Policies 1 August 1935 1 April 1942 6 years, 243 days Asia Republic of China [ note 2] /Taiwan Kuomintang Tridemism 1 July 1925 15 July 1987 62 years, 14 days Asia Yan'an Chinese Communist Party Marxism–Leninism , Mao Zedong Thought , Chinese communism 1937 1949 12 years, 0 days Asia Comoros Comorian Union for Progress Nationalism 1982 1990 8 years, 0 days Africa People's Republic of the Congo Congolese Party of Labour Communism , Marxism–Leninism 31 January 1969 18 March 1992 23 years, 47 days Africa Tinoquista Costa Rica Peliquista Party Nationalism , Personalism , Authoritarianism 27 January 1917 12 August 1919 2 years, 197 days North America Czechoslovakia Communist Party of Czechoslovakia (National Front ) Marxism–Leninism , democratic centralism , state socialism , Husakism 25 February 1948 30 November 1989 41 years, 278 days Europe Dahomey Dahomeyan Unity Party African nationalism , Republicanism 11 April 1961 13 November 1963 2 years, 216 days Africa Danzig Nazi Party Nazism 21 October 1937 [ 43] [ 44] 1 September 1939 1 year, 315 days Europe Djibouti People's Rally for Progress Issa interests 1 October 1981 4 September 1992 10 years, 339 days Africa Dominican Republic Dominican Party Trujillism , National conservatism , Right-wing populism , Antihaitianismo 2 August 1931 28 December 1961 30 years, 148 days North America East Germany Socialist Unity Party of Germany (Democratic Bloc ) Communism , Marxism–Leninism , democratic centralism , state socialism 7 October 1949 30 March 1950 174 days Europe East Germany Socialist Unity Party of Germany (National Front of the German Democratic Republic ) Communism , Marxism–Leninism , democratic centralism , state socialism 30 March 1950 1 December 1989 39 years, 246 days Europe Egypt Liberation Rally Egyptian nationalism , Pan-Arabism , Socialism 10 February 1953 1957 4 years, 0 days Africa Egypt National Union Nasserism , Pan-Arabism , Socialism 1957 1962 5 years, 0 days Africa Egypt Arab Socialist Union Arab nationalism , Arab socialism , Pan-Arabism , Nasserism 1961 1976 15 years, 0 days Africa Egypt National Democratic Party Egyptian nationalism , Big-Tent , Neo-liberalism 1976 2011 35 years, 0 days Africa El Salvador National Pro Patria Party Fascism , Anti-communism , Conservatism , Agrarian oligarchy 1933 1944 11 years, 0 days Central America Equatorial Guinea United National Workers' Party African nationalism , Personalism , Anti-imperialism , Anti-colonialism , Anti-racism , Pan-Africanism , Anti-intellectualism , Totalitarianism 7 July 1970 25 August 1979 9 years, 49 days Africa Equatorial Guinea Democratic Party of Equatorial Guinea African nationalism , Militarism 11 October 1987 16 November 1991 4 years, 36 days Africa Eritrea Eritrean People's Liberation Front Left-wing nationalism 1991 (Provisional government) 1993 (Recognized state)
16 February 1994 3 years, 0 days Africa Estonia Patriotic League (National Front for the Implementation of the Constitution ) Estonian nationalism , Personalism 9 March 1935 21 July 1940 5 years, 134 days Europe Estonia Communist Party of Estonia Communism , Marxism–Leninism , democratic centralism , state socialism 21 July 1940 9 August 1940 19 days Europe Ethiopia Commission for Organizing the Party of the Working People of Ethiopia Communism , Marxism–Leninism 12 September 1984 22 February 1987 2 years, 163 days Africa Ethiopia Workers' Party of Ethiopia Communism , Marxism–Leninism 22 February 1987 28 April 1991 4 years, 65 days Africa Gabon Gabonese Democratic Party Conservatism 12 March 1968 22 May 1990 22 years, 71 days Africa Georgia Communist Party of Georgia Communism , Marxism–Leninism , democratic centralism , state socialism 25 February 1921 30 December 1922 1 year, 308 days Asia Transcaucasia Communist Party of Georgia Communism , Marxism–Leninism , democratic centralism , state socialism 12 March 1922 30 December 1922 293 days Asia Nazi Germany National Socialist German Workers' Party Nazism 14 July 1933 23 May 1945 11 years, 313 days Europe Reich Commissariat for the Occupied Dutch Territories National Socialist Movement in the Netherlands Collaborationism , Dutch irredentism , Dutch nationalism and Nazism 14 December 1941 6 May 1945 3 years, 143 days Europe Ghana Convention People's Party Nkrumaism , African socialism , African nationalism , Pan-Africanism 31 January 1964 24 February 1966 2 years, 24 days Africa Grenada New Jewel Movement Communism , Marxism–Leninism 13 March 1979 25 October 1983 4 years, 226 days North America Guatemala Progressive Liberal Party Ubicoism , Liberalism , Nationalism , Anti-communism 1931 1944 Central America Guinea Democratic Party of Guinea – African Democratic Rally African nationalism , African socialism , Pan-Africanism 1960 1984 Africa Guinea-Bissau African Party for the Independence of Guinea and Cape Verde Communism , Marxism–Leninism 1974 1991 Africa Haiti National Unity Party Black nationalism , Haitian nationalism , Right-wing populism , Anti-communism , Anti-Americanism 14 June 1957 22 July 1985 28 years, 38 days North America Hawaii Reform Party Americanisation , Annexationism 4 July 1894 12 August 1898 4 years, 39 days North America Government of National Unity Arrow Cross Party Hungarism , Fascism , Collaborationism , Agrarianism 16 October 1944 7 May 1945 203 days Europe Hungary Hungarian Working People's Party Communism , Marxism–Leninism , Stalinism 20 August 1949 31 October 1956 7 years, 72 days Europe Hungary Hungarian Socialist Workers' Party Communism , Marxism–Leninism , Kádárism 31 October 1956 16 October 1989 32 years, 350 days Europe Indonesia Indonesian National Party Nationalism , Marhaenism 17 August 1945 3 November 1945 78 days Asia Imperial State of Iran Rastakhiz Party Monarchism , Populism , Secularism , Democratic centralism , Third Position 2 March 1975 1 November 1978 3 years, 244 days Asia Iraq Iraqi Arab Socialist Union Arab nationalism , Arab socialism , Pan-Arabism , Nasserism 14 July 1964 17 July 1968 Asia Iraq Arab Socialist Ba'ath Party Saddamist Ba'athism , Arab nationalism , Arab socialism , Pan-Arabism , militarism 17 July 1968 9 April 2003 Asia Kingdom of Italy National Fascist Party Fascism , Corporatism , Ultranationalism , Totalitarianism 17 May 1928 [ 45] 27 July 1943 Europe Italian Social Republic Republican Fascist Party Fascism , Corporatism , Ultranationalism , Totalitarianism , Antisemitism , Collaborationism 13 September 1943 28 April 1945 Europe Ivory Coast Democratic Party of Ivory Coast – African Democratic Rally African nationalism , Conservatism , Populism , Houphouëtism , Pan-Africanism 1960 1990 Africa Empire of Japan Imperial Rule Assistance Association Shōwa statism 1940 1945 Asia Philippine Executive Commission Association for Service to the New Philippines Filipino nationalism , National conservatism , Fascism , Japanophilia , collaborationism 8 December 1942 14 October 1943 Asia Kampuchea Communist Party of Kampuchea Communism , Marxism–Leninism , Agrarianism , Autarky , Khmer nationalism , Ultranationalism 17 April 1975 22 June 1982 Asia Kenya Kenya African National Union Kenyan nationalism , Conservatism 1969 (de facto ) 1982 (de jure ) 1991 Africa Independent State of Croatia Ustaša – Croatian Revolutionary Movement Croatian irredentism , Croatian ultranationalism , National conservatism , Social conservatism , Clerical fascism , Fascist corporatism , Political Catholicism , Anti-communism 10 April 1941 8 May 1945 Europe Latvia Communist Party of Latvia Communism , Marxism–Leninism , democratic centralism , state socialism 17 December 1918 13 January 1920 Europe Latvia Communist Party of Latvia Communism , Marxism–Leninism , democratic centralism , state socialism 21 July 1940 5 August 1940 Europe Liberia True Whig Party Black conservatism , Centralization , Protectionism , Whiggism (until 1940s) 1878 April 1980 Africa Libya Arab Socialist Union Arab nationalism , Arab socialism , Pan-Arabism , Nasserism 1971 1977 Africa Lithuania–Byelorussia Communist Party of Lithuania and Belorussia Communism , Marxism–Leninism , democratic centralism , state socialism 17 February 1919 17 July 1919 Europe Lithuania Lithuanian Nationalist Union Lithuanian nationalism , National conservatism , Social conservatism , Fascist corporatism , Anti-communism 1926 [ 46] 1940 14 years Europe Lithuania Communist Party of Lithuania Communism , Marxism–Leninism , democratic centralism , state socialism 21 July 1940 3 August 1940 Europe Democratic Republic of Madagascar National Front for the Defense of the Revolution Left-wing nationalism , Scientific socialism 1976 1989 Africa Malawi Malawi Congress Party Ubuntu , Conservatism , African nationalism , Anti-colonialism 1964 1993 Africa Mali Sudanese Union – African Democratic Rally African nationalism , Pan-Africanism , African socialism 1960 1968 Africa Mali Democratic Union of the Malian People African socialism , Democratic centralism 1976 1991 Africa Manchukuo Concordia Association Fascism , Monarchism , Manchurian nationalism , Pan-Asianism , Anti-communism , Personalism , collaborationism 1 April 1932 [ 47] 1 May 1945 [ 47] Asia Mauritania Mauritanian People's Party Nationalism , Centralism , Islamic socialism 1961 1978 Africa Mexico Institutional Revolutionary Party Revolutionary nationalism , Big tent 4 March 1929 2 July 2000 71 years, 120 days North America Mongolia Mongolian People's Revolutionary Party Communism , Marxism–Leninism 1921 29 July 1990 Asia Mozambique FRELIMO Marxism–Leninism 25 June 1975 1 December 1990 Africa Niger Nigerien Progressive Party – African Democratic Rally African nationalism , Pan-Africanism 1960 1974 Africa Niger National Movement for the Development of Society Conservatism 1989 1991 Africa Vietnam (partially) Workers' Party of North Vietnam (League for the Independence of Vietnam ) Communism , Marxism–Leninism , Ho Chi Minh Thought 2 September 1945 1946[ citation needed ] Asia North Vietnam Workers' Party of North Vietnam (Vietnamese Fatherland Front ) Communism , Marxism–Leninism , Ho Chi Minh Thought 1955 2 July 1976 Asia North Yemen General People's Congress Yemeni nationalism , Arab nationalism , Pan-Arabism , Big tent 1982 1988 Asia National Government National Rally Fascism , Nazism , Fascist corporatism , Anti-communism , Collaborationism 25 September 1940 8 May 1945 Europe Ottoman Empire Union and Progress Party [ 48] İttihadism 11 June 1913 1918 Asia/Europe Paraguay Colorado Party Conservatism , national conservatism 1947 1962 South America Persia Communist Party of Persia Communism , Marxism–Leninism 1920 1921 Asia Republic of the Philippines Association for Service to the New Philippines Filipino nationalism , National conservatism , Fascism , Japanophilia , collaborationism 14 October 1943 17 August 1945 Asia Poland Polish United Workers' Party (Front of National Unity ) Marxism–Leninism , democratic centralism , state socialism 5 February 1947 July 1982 Europe Poland Polish United Workers' Party (Patriotic Movement for National Rebirth ) Marxism–Leninism , democratic centralism , state socialism July 1982 24 August 1989 Europe Portugal National Union Salazarism , corporatism , Integralismo Lusitano 30 July 1930 [ 49] 8 October 1945 [ 49] Europe Portugal National Union Salazarism , corporatism , Integralismo Lusitano 31 January 1948 [ 50] September 1969 [ note 3] Europe Portugal People's National Action (formerly National Union) Corporatism , Integralismo Lusitano 1970 25 April 1974 Europe Romania National Renaissance Front Big tent , Romanian nationalism , Monarchism 16 December 1938 6 September 1940 Europe National Legionary State Iron Guard Legionarism , clerical fascism , Christian nationalism 6 September 1940 23 January 1941 Europe Romania Romanian Communist Party (People's Democratic Front ) Communism , Marxism–Leninism 5 February 1948 1968 Europe Romania Romanian Communist Party (Front of Socialist Unity ) Communism , Marxism–Leninism , National Communism 1968 1980 Europe Romania Romanian Communist Party (Front of Socialist Unity and Democracy ) Communism , Marxism–Leninism , National Communism 1980 29 December 1989 Europe Rwanda Parmehutu Hutu Power 1965 1973 Africa Rwanda National Revolutionary Movement for Development Hutu Power , Ultranationalism , Social conservatism , Anti-communism 1978 1991 Africa San Marino Sammarinese Fascist Party Italian fascism , Corporatism 1926 1943 Europe San Marino Republican Fascist Party of San Marino Italian fascism 1943 1944 Europe Senegal Socialist Party of Senegal African nationalism , African socialism 1966 1974 Africa Seychelles Seychelles People's Progressive Front Communism , Marxism-Leninism 1979 1991 Africa Sierra Leone All People's Congress African nationalism , Democratic socialism 1978 1991 Africa Slovak Republic Hlinka's Slovak People's Party – Party of Slovak National Unity Clerical fascism , Slovak nationalism 14 March 1939 8 May 1945 Europe Somalia Somali Revolutionary Socialist Party Islamic socialism , Marxism–Leninism , Pan-Somalism Scientific socialism , Somali nationalism
July 1976 26 January 1991 Africa South Korea Democratic Republican Party Conservative , Corporatist , Korean Nationalism , Right-wing Populism , Anti-communism 21 November 1972 17 October 1980 Asia People's Republic of Southern Yemen National Liberation Front , Yemeni Socialist Party
Arab nationalism , Arab socialism 30 November 1967 31 October 1978 Asia People's Democratic Republic of Yemen Yemeni Socialist Party Communism , Marxism–Leninism 31 October 1978 22 May 1990 Asia Democratic Republic of Yemen Yemeni Socialist Party Communism , Marxism–Leninism 21 May 1994 7 July 1994 Asia Estonia Russian Communist Party (Central Committee of the Estonian Sections) Communism , Marxism–Leninism , democratic centralism , state socialism 29 November 1918 5 June 1919 188 days Europe Russian Soviet Federative Socialist Republic Russian Communist Party Communism , Marxism–Leninism , democratic centralism , state socialism 8 March 1918 [ 51] 30 December 1922 4 years, 297 days Europe/Asia Russian Soviet Federative Socialist Republic Russian Social Democratic Labour Party Communism , Marxism–Leninism , democratic centralism , state socialism 19 January 1918 8 March 1918 [ 51] 48 days Europe/Asia Union of Soviet Socialist Republics Russian Communist Party Communism , Marxism–Leninism , democratic centralism , state socialism 30 December 1922 31 December 1925 [ 51] 3 years, 1 day Europe/Asia Union of Soviet Socialist Republics All-Union Communist Party Communism , Marxism–Leninism , democratic centralism , state socialism , Stalinism 31 December 1925 [ 51] 13 October 1952 [ 51] 26 years, 287 days Europe/Asia Union of Soviet Socialist Republics Communist Party of the Soviet Union Communism , Marxism–Leninism , democratic centralism , state socialism 13 October 1952 [ 51] 9 October 1990 [ 52] 37 years, 361 days Europe/Asia Kingdom of Spain Patriotic Union Spanish nationalism , Political Catholicism , Monarchism , Conservatism 1924 1930 Europe Spanish State FET y de las JONS Francoism , Falangism , Spanish nationalism , traditionalism , National Catholicism , anti-liberalism , corporatism 1 April 1939 6 July 1976 [ 53] Europe Democratic Republic of the Sudan Sudanese Socialist Union Arab nationalism , Arab socialism , Anti-communism 1971 1985 Africa Sudan National Congress Party Islamism , Arab nationalism , Salafism , Social conservatism 1989 2005 Africa Syrian Republic Arab Liberation Movement Pan-Arabism , Modernization , Pro-Western 1953 1954 Asia Syrian Arab Republic Arab Socialist Ba'ath Party (National Progressive Front ) Neo-Ba'athism 8 March 1963 27 February 2012 [ 54] [ 55] 8 December 2024 (de-facto ) [ note 4] [ 56] Asia São Tomé and Príncipe Movement for the Liberation of São Tomé and Príncipe – Social Democratic Party Communism , Marxism–Leninism 1975 1990 Africa Tanganyika Tanganyika African National Union African nationalism , African socialism , Ujamaa 1961 1977 Africa Tanzania Chama Cha Mapinduzi Ujamaa , African socialism 1977 1992 Africa Togo Party of Togolese Unity African nationalism 1962 1963 Africa Togo Rally of the Togolese People African nationalism , Right-wing populism 1969 1991 Africa Tunisia Neo Destour Tunisian nationalism , Bourguibism , Arab nationalism , secularism 1963 1964 Africa Tunisia Socialist Destourian Party Tunisian nationalism , Secularism , Bourguibism 1964 1981 Africa Turkey (one-party period ) Republican People's Party Kemalism 1923 1945 Asia/Europe Turkmenistan Democratic Party of Turkmenistan Turkmen nationalism , Secularism , Social conservatism , Catch-all party 1992 2008 Asia Tuva Tuvan People's Revolutionary Party Communism , Marxism–Leninism , democratic centralism , state socialism 14 August 1921 11 October 1944 Asia Uganda Uganda People's Congress Social democracy , African nationalism , Pan-Africanism 1969 1971 Africa Ukraine Communist Party of Ukraine Communism , Marxism–Leninism , democratic centralism , state socialism 10 March 1919 30 December 1922 Europe United Arab Republic National Union Arab nationalism , Arab socialism , Pan-Arabism 1958 1961 Africa Upper Volta Voltaic Democratic Union-African Democratic Rally African nationalism , Pan-Africanism 1960 1966 Africa Yugoslavia Yugoslav Radical Peasants' Democracy Royalism , Yugoslav nationalism , Agrarianism , Centralism , Anti-liberalism 1929 1931 Europe Yugoslavia League of Communists of Yugoslavia (Socialist Alliance of Working People of Yugoslavia ) Marxism–Leninism , Titoism , Yugoslavism 29 November 1945 22 January 1990 Europe Zaire Popular Movement of the Revolution Mobutism , Zairean nationalism , Authenticité 1970 1990 Africa Zambia United National Independence Party African socialism , African nationalism 1972 1990 Africa Zanzibar Afro-Shirazi Party African nationalism , Marxism–Leninism 1964 1977 Africa