The paper outlines the debate on European state socialism as a social and political order. There are different attempts to obtain a better understanding of the core principles of this type of society and a continuing public debate on it. Following the end of the decade of the transition from “socialism to capitalism” we can observe a renewal in the debates on the “Ancient regime” and its heritage. There are different reasons for this phenomenon; these include new insights from the archives and the recent politics on history in post-socialist societies. The new “zeitgeist” following the world financial crisis of 2008 might be an additional reason. The issues that developed are discussions on the nature of state socialism, some hypotheses on the role of reformers within the changes to late socialism from the perspective of political science, and some assumptions on the methods adopted by former reform socialists after 1989.