authoritarian

Of, or relating to, or exhibiting strict obedience to an authority; favoring authoritarianism over civic and individual liberties.

the authoritarian personality

Demanding obedience to authority; marked by authoritarianism; dictatorial, tyrannical.

The authoritarian government was demanding stricter laws for low-wage peasants.

Una rivoluzione è certamente la cosa più autoritaria che ci sia: è l'atto per il quale una parte della popolazione impone la sua volontà all'altra parte per mezzo di fucili, baionette e cannoni; mezzi autoritari, se ce ne sono; e il partito vittorioso, se non vuole aver combattuto invano, deve continuare questo dominio col terrore che le sue armi inspirano ai reazionari.

Tending to impose one's demands upon others as if one were an authority.

One who commands absolute obedience to his or her authority.

The dictator was an authoritarian.

Trump may be a Schmittian by instinct and aspiration, but he’s a fair-weather Schmittian only. A true authoritarian, confronted by limits on his power, might have ripped through them in service of establishing his authority.

One who follows and is excessively obedient to authority.