Which two countries remained undefeated by napoleon?

In the mid 1800s western settlers and american indians differed in their views about

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.

According to your text, systems of government in the united states are shifting from what to what?