Beyond his military accomplishments, Genghis Khan also advanced the Mongol Empire in other ways. He decreed the adoption of the Uyghur script as the Mongol Empire's writing system. He also practised meritocracy and encouraged religious tolerance in the Mongol Empire, unifying the nomadic tribes of Northeast Asia.
The Romans wanted to be connected to or tied to ancient Greece and its heroes
The United States are a Bicameral republic, meaning that they have two legislative bodies, the House of Representatives and the Senate, each fulfilling their duties and each ensuring that legislature is adopted or not adopted.