Activities of the Supreme Commander-in-Chief's Headquarters for the Interaction of the Armed Forces of the Russian Empire in preparation for the Warsaw-Ivangorod operation

Relevance . The activities of the Supreme Commander-in-Chief's Headquarters for the interaction of troops is one of the key components of the preparation of operations of various scales. Knowledge of the structure, content and order of interaction in the preparation of the Warsaw-Ivangorod operation will allow us to study the experience of organizing interaction and the possibilities of using the acquired knowledge in modern conditions. The purpose of the article is to familiarize with the activities of the Supreme Commander-in-Chief's Headquarters on the interaction of troops in preparation for the Warsaw-Ivangorod operation, as well as the private offensive operation in East Prussia in the Augustow area conducted by the troops of the Northwestern Front. The objectives of the article are: disclosure of the timing and content of the interaction of troops at various stages of the preparation of the operation, problematic issues of coordination at each stage and the necessary measures for the final preparation for combat operations; determining the importance of the activities of the Supreme Commander's Headquarters, the field offices of the Northwestern and Southwestern fronts in the preparation of subsequent operations (after the first East Prussian and Galician operations), as well as problematic issues in coordinating their actions. Methodology . The application of the basic methods of modern research, such as historical-systemic and historical-typological, allowed us to study a fairly large number of historical documents of the Headquarters of the Supreme Commander-in-Chief, the North-Western and South-Western fronts. Results . The study reveals the sequence and content of the activities of the Headquarters of the Supreme Commander-in-Chief, the field offices of the fronts for the interaction of troops in the preparation of the WarsawIvangorod operation. Conclusions . Based on the reviewed historical and analytical documents: the structure of the activities of the Supreme Commander-in-Chief's Headquarters on the interaction of troops in preparation for the Warsaw-Ivangorod operation is revealed; conclusions are drawn about the content of the interaction of troops, the forms, methods, methods and techniques used to organize interaction to coordinate the efforts of various branches of the armed forces at various stages of the preparation of the Warsaw-Ivangorod operation.