The party system in the Central and Eastern Europe is contrary to the optimism displayed by some researchers, far form being stabilized. This process takes place at different speeds in different countries. In the Central European countries – Czech Republic and Hungary, the stabilization of party systems is more advanced than in southern countries – Romania and Bulgaria. Estonia and Latvia are the least „frozen” in the sample, characterized by high electoral volatility, almost ten times higher than in Western democracies. By the mid-90s, only in the Czech Republic, the Hungary and the Poland the democratic consolidation based on the criteria. In these countries were the democracies that are stabilisghed in accordance with generally accepted definitions:the public officials were chosen democratic, have been free and fair elections, the governments were formed and the constitutional reform was negotiated through a proper democratic process. However, the democratic consolidation in the Central and Eastern Europe could hardly be the result of a highly institutionalized the party system, party systems have remained relatively unstable during the entire period.