When did the human population doubled from 2 billion to 4 billion?

According to the Greek historian polybius, what where the three types of government united in rome?

Which is the most accurate description of the federalist papers?

It is the year 1640, and Sarah is Catholic. In which colonial town would she be most welcome?

1) What effect did Jim Crow laws have on the South

What parts of ancient Greek life seem similar to our live

1. what is a major risk of using a financial institution? 2. Why are banks important to producers? 3. How do labor union affect the economy? 4. How do personal savings contribute to the economy? 5.

How did African culture impact the Americas?

What types of rulings are likely to be issued most often by a Supreme Court composed of four liberal judges, two conservative judges, and three moderate judges?

The idea of leveling the playing field between worker and management was best personified in the writings of which american?

What 3 things did George Washington warn against in his Farewell Address?