Answer: Researchers estimate that there were 15 million to 20 million American Indians in the territory that would become the United States at the time of first contact with European explorers in the 15th century.
Explanation:
This is due to advances in communication
Answer: Indians
They gave up their own to get freedom and wealth
Answer:
A.
They all believe that God communicates with humanity.
Explanation:
Please mark me as brainliest, as this me help me out massively!
The correct answer is - rugged mountains and hills made inland contact difficult.
While this answer may be surprising it is nevertheless true. At the time, there were no modern ways of transport. Moving from one location to another greatly depended on how passable a terrain was. Since the terrain between Greek city-states was very difficult to pass, maintaining autonomy and the sense of belonging only to the city was strong instead of belonging to the country.
