The main reason why slavery spread was that people owned large pieces of lands and they needed cheap work force. What better for them than to have a work force that was strong and completely free.
Answer:
The Muslim conquest of Persia, also known as the Arab conquest of Iran, led to the fall of the Sassanian Empire of Iran (Persia) in 651 and the eventual decline of the Zoroastrian religion. The rise of Muslims coincided with an unprecedented political, social, economic, and military weakness in Persia (P.S. i got this from google chrome )
Explanation:
Answer: it was petrified wood that was used and mixed with the sand and water which turned it into a hard stone type substance
Explanation: was used in the stone age
Answer:
They refused to ratify the treaty asking for more money.