recession
an Economic Expansion
expansion
An expansion
An Economic Expansion
expansion
a recession
an Economic Expansion
expansion
a recession
An expansion
An Economic Expansion
expansion
Most economic systems are driven by Demand(desire AND ability to pay). Reduction in demand will end economic expansion. Ability to pay due to loss of credit was the event that ended the recent economic expansion in the US. Debt itself will not end economic expansion. Most innovations are created by debt laden entities.
The westward expansion in the United States began with the purchase of the Louisiana territory in 1803. The expansion to the west continued until the start of the Civil War in 1861. This period was known as Manifest Destiny.
The 1940's.
1990's
American imperialism is the military and cultural influence of the United States on other countries. European imperialism is a period of colonial expansion.