Empires: Dawn of the Modern World

Empires: Dawn of the Modern World is a history-based real-time strategy computer game. Considered an unofficial sequel to Empire Earth, the game requires players to collect resources to build an empire, train military units, and conquer opposing civilizations.
Based on a slightly compressed version of world history, Empires covers five eras, from the Medieval Age to World War II. The game features nine civilizations: England, the Franks, Korea and China are playable from the Medieval Age to the Imperial Age; the United States, Russia, Germany, France and the United Kingdom are playable in the World War I and World War II ages.

Source: Wikipedia, "Empires: Dawn of the Modern World", available under the CC-BY-SA License.