You searched for: “usurpation
usurpation (s) (noun), usurpations (pl)
1. Illegally appropriating and holding an office or powers by force: The military usurpation of the throne of the king resulted in a different form of supreme authority.
2. Entry to another person's property without a legal right or permission: The usurpation of the demonstrators into the shopping center created all kinds of havoc or disruptions for the stores and the shoppers.
3. The seizure or the exercise of authority or possession of something wrongfully: The newspapers accused some city council members of a usurpation of the mayor's governing powers.