Social Studies: Terms

Emperor or King is there a difference? What is a Dynasty?

Emperor: The male sovereign or supreme ruler of an empire. (Female: Empress)

King: A king is a head of state, who may or may not, depending on the style of government of a nation, exercise monarchal powers over a territory, usually called a kingdom or a realm. (Female: Queen)

Dynasty: A sequence of rulers from the same family, stock, or group.

Empire: An empire is an extensive group of states or ethnic peoples united and ruled over by a single monarch or ruling authority; having a strong centralized political power; and a large commercial organization under the control of one person or group within this nation state.

Conquistador is the name given to the Spanish soldiers, leaders, explorers.

Shogun is a military rank and historical title for Hereditary Commanders of Armies in Japan.

Tycoon: From Japanese taikun is a businessperson of great wealth and power.

Those are some terms.

Sources:
Emperor, Dynasty, Tycoon, Dictionary.com
King, Empire, Shogun, Conquistador, Wikipedia