Answer: unlimited coinage of silver
Explanation:
The great depression started because of a stock market crash. meaning economy will go down quickly. As companies started losing money they could not pay there employees enough. Employees then started quitting there jobs or low food supply made them hungry tired and weak. For the survivors that needed money had to get jobs though it was difficult because companies could not pay enough. People had to grow there own crops and get there own water to survive.
I think is the Nullification crisis and the war he fought.
Answer:
I need the chart to write down the answer.
From lakes and grasslands with hippos and giraffes to a vast desert, North Africa's sudden geographical transformation 5,000 years ago was one of the planet's most dramatic climate shifts.
The transformation took place nearly simultaneously across the continent's northern half, a new study finds. The results will appear in an upcoming issue of the journal Earth and Planetary Science Letters.
http://www.livescience.com/28493-when-sahara-desert-formed.html