How Trotsky, who made such an enormous contribution to revolutionary practice, ended up giving his name to a movement which returned to the counter-revolutionary errors of Social Democracy. Chapters Appendix B - Trotsky and Trotskyism: The Chronology (1879-1943) Appendix A - Natalya Trotsky breaks with the Fourth International Trotskyism after Trotsky Trotsky and the Internationalist Communist Left Preface Trotsky and the Origins of Trotskyism