The United States can be described as both indirectly democratic and "federal" since power remains at both the state and federal levels of government.
Because they rushed the treaty then it later failed.
Answer:
The Mongols. (Genghis Khan, so on, so on.)
Explanation:
When the Mongol Empire was per se at its peak, the Mongols had controlled much of Eastern Europe and the majority of mainland Asia. This meant they controlled The Silk Road, the many trade routes between Europe and China.
Outlawed slavery in the territory