The Catechism of a Revolutionary refers to a manifesto written by Russian revolutionary Sergey Nechayev between April and August 1869.\n\nBased on this passage, who wrote of principles of revolution in his catechism of the revolutionary ​?
Please answer the following question by reasoning step-by-step.
Sergey Nechayev
To answer this question, we should know that: The Catechism of a Revolutionary refers to a manifesto written by Russian revolutionary Sergey Nechayev between April and August 1869.

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Thus, the answer is Sergey Nechayev