In this article, we return to the work of the Italian communist left, which before the war, in the shape of the Fraction in exile, had made such an irreplaceable contribution to our understanding of the problems of the transition from capitalism to communism, and to the inter-action, and often the opposition, of two leading militants of this current – Onorato Damen and Amadeo Bordiga.

In the continuing series on the nature of communism, we are publishing the "Theses on the nature of the state and the proletarian revolution" written by the French Communist Left in the aftermath of World War II, with a brief introduction to put the Theses into the historical context of the positions of Bordiga and Pannekoek on the subject.

Understanding the nature of the Stalinist system is a key aspect of the communist programme: without such an understanding, it would be impossible for communists to outline clearly what kind of society they are fighting for, to describe what socialism is and what it is not. But the clarity that communists have today about the nature of the USSR was not easily attained...