A new work by a popular historian, famous for his previous sensational books “June 12, or When did the Great Patriotic War begin?” and “On peacefully sleeping airfields.”. Continuation of historical bestsellers, which sold a record circulation comparable to the circulation of Viktor Suvorov’s books. Large-scale and fascinating study of the tragic events of the summer of 1941. Drawing on a huge number of original documents of that time, comprehensively analyzing the history of military-technical training of the Soviet Union to the Great War and pre-war strategic planning, the author comes to a stunning conclusion - in June 1941, Hitler, without expecting it, was exactly one day ahead of Stalin's strike.

“Let me express my gratitude to Mark Solonin, remove hat and bow to the ground to this man...When I read his book, I understood Salieri’s feelings. Tears flowed from my eyes - I thought: why didn’t I come to this?.. It seems to me that Mark Solonin accomplished a scientific feat and what he is doing is a golden brick in the foundation of the history of the war that will someday be written..."(From an interview with Viktor Suvorov)