Empire

An Empire is typically defined as a monarchy that expands via conquoring other naton and cultures, whether by force or 'peacefully'. It can also refer to a massive company such as with Rarity's Empire. Empires are ruled by emperors and empresses, although they're sometimes simply referred to as kings and queens respectively.

Empires

 * Midnight Castle
 * Empire of Ponyville
 * Roman Empire
 * Sombraverse Crystal Empire