President james buchanan argued that the president did not have authority over the actions of but that he did have the authority to ensure all individuals followed federal laws.

If you lived in greece in about 300b.c. you had a good chance of witnessing which of the following? select all that apply

What was the most important consequence of the large-scale ecological changes in africa two hundred thousand years ago?

Characteristics of what type of economic system are being described below? 1.economy in which some/all of the basic economic questions answered by central authority 2.trade generally limited to what is produced through the influence of the government a.command economies. b.market economies. c.traditional economies.