This publication is intended to give a wide range of readers an idea of ​ ​ one of the heroic and tragic pages of the history of Moscow and the Moscow region - Hitler's occupation and struggle behind enemy lines during the Moscow battle of 1941-1942. The pages of the book contain documents on the preparation by the Nazi leadership of aggression against the USSR and on the planning of mass terror in the occupied territories, documentary evidence of Nazi crimes in the Moscow, Kaluga, Kalinin, Ryazan and Tula regions, shows the huge damage caused by the invaders. Special sections acquaint the reader with documents and memories of the combat work of partisans and underground workers of the Moscow region, about the activities of Moscow underground organizations created in case the enemy captures the Soviet capital, about the heroes-partisans of the Moscow region: Zoe Kosmodemyanskaya, Vera Voloshina, Mikhail Guryanov, Ilya Kuzin, Anatoly Shumov and others. The book is illustrated with rare wartime photographs.