hegemonist

Example:The imperialist policies of the past century have often led to conflict and instability in various regions around the world.

Definition:A supporter of or advocate for empire, especially regarding foreign colonization or territorial expansion.

Example:The dominator's will was absolute, and no one dared to challenge his rule.

Definition:A person or group that dominates or controls others; a ruler or master.

Example:Under the master’s watchful eye, the young apprentice learned all the secrets of the trade.

Definition:A person who owns or has complete control over a person or thing; a powerful and authoritative personality.