One reason was disease. The Native American tribes had no resistance to chicken pox, measles, mumps, and other diseases brought to Latin America by Europeans.
Another reason is that the Indians were treated brutally by the new settlers. The natives suffered greatly from the harsh hand of the Europeans.
The Indians lack of resistance to European diseases such as smallpox and malaria
Disease is a primary cause. Yellow fever, cholera, and small pox were the main ones.
Depression.
there are more population, and laws now take away the right from parents to disapline a child. therefore juveniles can pretty much get away with doing what they want
Clark Gable in It Happened One Night
population bottleneck
Their special product life cycle of quick, dramatic sales and a sharp, drastic decline differs from the five stage product life cycle concept of product development, introduction, growth, maturity, and decline.
I don't I think its all an effort to make money...
A "crash" is currently defined as a drastic and rapid decline of stock values across the board. The crash of October 1929 is the most prominent, and a smaller one occurred in 1987 following the Savings & Loan scandal. Since then, while there have been several incidents of notable rapid declines in general stock values, none (including the 2008-9 decline) are generally considered to be drastic enough to be classed as a "crash".
Drastic times call for drastic measures. That was a rather drastic action, don't you think?
it kills plants and weakens the walls and roofs of houses
An economic recession is "an extended decline in general business activity, typically three consecutive quarters of falling real gross national product and gross demostic product." An economic depression is "a period of drastic decline in a national or international economy.
the founder affect.- got it from SI
China felt it had to do something drastic to change population growth. However the policy was relaxed in 2015.