126 Socialist Union of Central-Eastern Europe/Sozialistische Union Mittel-und Osteuro­pas/L'Union Socialiste de l'Europe Centrale et Orientale Founded in 1949 in London by representatives of Bulgarian, Czechoslovak, Hungarian, Polish and Yugoslav Social-Democratic parties in exile. Parties from the Baltic republics, Ukraine and Rumania joined later. The organization aimed to inform the public in the Eastern European countries about democratic socialism, to promote the unification of Europe and to render mutual support in other international organizations.The organization held annual congresses nearly every year; after the 10th congress in Hamburg 1959 a series of booklets was published. According to the material in the IISG the last congress was held in 1982 in Bonn; the organization had serious financial difficulties, but it was still in existence in 1990. In some ways the work of the SUCEE is continued in the SI Committee for Central and Eastern Europe Although SUCCEE was officially founded in 1949, material from 1948 has been included IISG: A collection of material in the IISG, Amsterdam covering the years 1948-1982. 1949-1990? 1948 Bureau International Socialiste des Pays du Centre et du Sud-Est de l'Europe. Aux représentants des partis socialistes participant à la conférence de Paris 24 avril 1948: Memorandum. Bureau International Socialiste des Pays du Centre et du Sud-Est de l'Europe, Paris 1948, 3 p. TK Bureau International Socialiste des Pays du Centre et du Sud-Est de l'Europe. Compte-Rendu du B.I.S. Mars-Juin 1948, n.pl. n.d., 6 p. Stencil. SSA Deuxième Conférence des Partis Socialistes de l'Europe Centrale et Orientale, Paris, 2-4 Octobre 1948(Compte-rendu), Bureau International Socialiste du Centre-Est de l'Europe, Paris n.d., 15 p. ABA, BDIC, FES, IEV, IISG, SSA Les Socialistes des Pays Opprimés réclament la liberté, la démocratie et l'indépendence. Compte Rendu de la Conférence Internationale des partis socialistes des pays du Centre et de l'Est européen, Paris 13-15 mars 1948, Bureau International Socialiste, Paris n.d., 15 p. ABA, IEV, IISG, SSA, TK 1953 Unity- Prelude to Freedom. The Origin and Aims of the Socialist Union of Central­Eastern Europe, SUCEE, London n.d., 11 p. ABA, BDIC, IISG, TAM 1956 Bernard, Vilem: Development in Central and Eastern Europe. Report to the Council of the Socialist Union of Central-Eastern Europe, SUCEE, London n.d.(Supplement to Labour’s Call from behind the Iron Curtain) BDIC The Socialist Union of Central-Eastern Europe. Conference 1956, Copenhagen December 2 nd ­3 rd 1956, SUCEE, London n.d., 16 p. Stencil. BDIC Zaremba, Zygmunt: Deeds, not words! The Hypocrisy of the Present Polish Rulers, Socialist Union of Central-Eastern Europe, London n.d., 18 p. BDIC, IISG