reactionary
adj//ɹiˈæk.t͡ʃəˌnɛɚ.i//reaktionär, bakåtsträvare
(politics) Extremely conservative; opposing revolution (such as the French Revolution); favoring a return to a golden age of the past.
(politics) One who opposes revolution, wanting to reverse it, favoring a return to a past golden age. Often used as a derogatory by revolutionaires.