Answer:
In 476 C.E. Romulus, the last of the Roman emperors in the west, was overthrown by the Germanic leader Odoacer, who became the first Barbarian to rule in Rome. The order that the Roman Empire had brought to western Europe for 1000 years was no more.
Explanation:
I Believe they used something called Cuneiform, It was used by many people from that time period
The answer in this question is Incas. The Inca empire or Incan empire is the largest empire in pre- Columbian American and also it is the early civilization that had a well organized unified empire with an elaborated system of roads covering more than 10,000 miles.
He wanted African Americans to be free from slavery. So, if he made a petition he thought it would help out. (There's always different answers)