Answer:
From reading, he can write treaties and appoint ambassadors!
There are several factors for establishing a civilization which are:
Big population centers: These help people survive with the help of each other, like farmers can grow and sell in these areas etc.
Monumental Architecture or Art: This will be identified as their legacy
Record Keeping: This can be a language or any other recording system to help record the history and traditions.
System of administering areas: Help run the place smoothly.
Labor division: Various people are skilled at various jobs, to do a certain job a skilled laborer is required.
Social Class System: It can be based on wealth as well as the type of work performed.
In order to become a civilization a society needs to bring all these attributes in and work towards a common goal of achieving them.
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Answer:
For more convenient transportation
The public approved of Martin Van Buren because he was sticking policies similar to Andrew Jackson, the previous president. Jackson also helped campaign Buren. Buren supported lower tariffs while his opponent, the Whig Party, did not. He also advocated free trade and set up system of bonds for the national debt.