Given the task definition and input, reply with output. In this task you will be given a text passage from a trivia quiz. You should choose the category this question belongs to from these categories: History, Science, Social Science, Fine Arts, Literature. You can only choose one category, so if in doubt, please choose the closest match.

Their proposed coup was inspired by the example of the Carbonari and Tugendbund. Most of the participants were Army veterans, Freemasons, or members of secret societies such as the Union of Salvation. They demanded the accession of Constantine, but they were quickly suppressed and Nicholas I became tsar. FTP name this 1825 event in Russian history.
History