 <translate> The Catechism of a Revolutionary refers to a manifesto written by Russian revolutionary Sergey Nechayev between April and August 1869.

Based on this passage, who wrote of principles of revolution in his catechism of the revolutionary ​?
The answer is Sergey Nechayev <yor> Ìwé The Catechism of a Revolutionary tọ́ka sí ìwé kan tí ọ̀gbẹ́ni Sergey Nechayev tó jẹ́ ọ̀kan lára àwọn òṣèlú ilẹ̀ Rọ́ṣíà kọ láàárín oṣù April àti August ọdún 1869.  Ní ìbámu pẹ̀lú àyọkà yìí, ta ni ó kọ̀wé nípa àwọn ìlànà ìyípadà nínú ìwé ẹ̀kọ́ ẹ̀sìn rẹ̀ nípa ọ̀nà ìyípadà? Ìdáhùn náà ni Sergey Nechayev 