V knige uchenogo-istorika, professora V. M. Mironenko, osnovannoy na dokumentakh, materialakh pressy i vospominaniyakh ochevidtsev, rasskazyvayetsya o polnykh dramatizma mesyatsakh, predshestvovavshikh Oktyabr'skoy revolyutsii: aprel'skikh dnyakh v Petrograde, kogda vernuvshiysya iz emigratsii V. I. Lenin provozglasil kurs na sotsialisticheskuyu revolyutsiyu; iyul'skoy mirnoy demonstratsii, zakonchivsheysya rasstrelom manifestantov...