The book "Materials of the XXIII Congress of the Socialist International", prepared by a team of authors edited by Boris Petrovich Guseletov, is a unique document that immerses the reader in the world of international politics and socialist ideals of the mid-20th century. This publication is not just a collection of materials, but a real chronicle of the most important events and discussions that shaped the appearance of the socialist movement at that time. The Congress, held in 1969, was a landmark event for socialist parties around the world. The book contains speeches, resolutions and debates that reflect not only the political agenda, but also the philosophical, economic and social aspects that worried the participants. Reading these materials, you will be able to feel the atmosphere of the time, to understand what issues were on the agenda and how they influenced the development of the socialist movement in different countries. This book will be of interest not only to historians and political scientists, but also to any reader interested in the history of the 20th century, political ideologies and international relations. Students, researchers and simply lovers of history will find in it a lot of valuable information that will help to better understand the context and dynamics of the socialist movement. The themes raised in the book are diverse and multi-faceted. These are issues of class struggle, social reforms, and international solidarity. Each material is a reflection of the ideals and aspirations that drive people to change. The reader will be able to see how different countries and their leaders adapted socialist ideas to their conditions, which eventually led to different results. The style of Boris Guseletov, as an editor, is distinguished by attention to detail and the desire to present materials in the most accessible and understandable form. He is known for his work in political history and sociology, and his experience allows him to create a high-quality and informative text that will be of interest to a wide audience. Among his other well-known works are works on the history of socialism and political theory, which also deserve attention. Materials of the XXIII Congress of the Socialist International is not just a document, but an important source for understanding how ideas and ideals shape society. It raises questions that remain relevant today: how to achieve social justice, what are the ways to equality and how international cooperation can help to solve global problems. If you are looking for a deep and meaningful reading that will allow you not only to learn about the past, but also to think about the future, this book will be a real find for you. It offers a unique opportunity to look at the history of the socialist movement through the prism of the most important events, discussions and decisions that determined its development. Do not miss the chance to immerse yourself in this fascinating world of ideas and ideals, which continues to influence our society today.