7. what is the origin of the today's two major u. s. political parties?
a. constitution
b. federalist papers
c. a party split
d. bill of rights

Before tuberculosis was understood to be a communicable disease, and before the discovery of antibiotics to treat it, a major outbreak could kill or cripple a significant portion of a nation’s labor force. how would such an event affect the economy? illustrate the effect by dragging to shift either the aggregate demand curve or the long-run aggregate supply curve.

Why have the aztec ruins in mexico city not been dug up?

What were the death camps? who was sent there?