Empires

noun

1. A political unit, typically having an extensive territory or comprising a number of territories or nations (especially one comprising one or more kingdoms) and ruled by a single supreme authority.

   "the Russian empire"

2. A political unit ruled by an emperor or empress.

   "The Empire of Vietnam was a short-lived client state of Japan governing Vietnam between March 11 and August 23, 1945."

3. A group of states or other territories that owe allegiance to a foreign power.
4. An expansive and powerful enterprise under the control of one person or group.

   "the McDonald's fast food empire"

5. (Absolute) control, dominion, sway.