Empire-building is a phrase that describes the pursuit of power, influence, and success by expanding one's territory, wealth, or influence. There are several synonymous terms that relate to empire-building such as expansionism, conquests, aggrandizement, imperialism, hegemony, territorial acquisition, and dominion. Expansionism and conquests refer to the act of taking over new territories or lands. Aggrandizement is a more general term that describes the practice of increasing one's power and wealth. Imperialism refers to the political and economic dominance of one country over another. Dominance is the state of being in control or having power over others, while hegemony refers to the dominance of one group over others. Territorial acquisition is the process of gaining control over a new territory or land.