ANSWER: Indus Valley
Many historians believe the Indus civilization collapsed because of changes to the geography, climate of the area, halted trade with Mesopotamia, and Aryan invasions.
Because the country opposes democracy, the superpower country of US is not an option. The country that uses command economy, on the other hand, is the USSR.
So your aid will come from the USSR and the Warsaw Pact.
Naturalization: the process that give someone citizenship in a new country.
Participate: to take an active part in something.
Resident alien: a person living in a country who is not a citizen.
Citizen: a member of a nation who is entitled to its protection.
They tell us they had an affinity for keeping track of time this means they probably had stuff they wanted or needed to do.