摘要:Subject articles – terrorism, were widely spread in the history of the beginning of XX century in Russia. Its authors point out that, despite their own subjects terrorist activities numerous anarchist organizations, to the calls of the Bolsheviks, not caught up in the side of the terrorist methods of confrontation with the authorities, the main force, to actively use the methods of political violence during the study period, was the Socialist-Revolutionary Party. The article analyzes the terrorist activities, offers a new perspective on the genesis of the terrorist tactics on the periodization of the revolutionary Socialist-Revolutionaries terrorism. In addition, nominated by the party and the distinctive features of the populist tactics of terror, given the facts of the practice of militant organization of the Socialist-Revolutionaries, its regional and local terrorist organizations. The authors conclude that terror in the revolutionary movement in the country's first decade of the XX century acquired a dominant, and then self-destructive value, as well as calling for the extraction of lessons of the past, since terrorism as a socio-political malaise has deep roots in the country's history, and its treatment is a whisker-successfully, if know not only the history of terrorism in Russia in all its forms, but also the experience of counteraction to it by the state and society.