This work by L.D. Trotsky is dedicated to the activities of the Communist International (III International). The first edition of this book was published in 1930 in French: “L’Internationale communiste après Lénine” (les Editions rieder. Paris, 1930). The proposed publication is a collection of Russian original articles, published in the same order as in the original French version. Source of book materials: archive of L.D. Trotsky in the Haughton Library of Harvard University in Cambridge (Massachusetts, USA).