The <span>Qin dynasty built the Great Wall of China</span>
The years prior to 1929 were affluent and optimistic; there was a general belief that stock markets would continue to grow indefinitely, and speculation was rampant. Nevertheless, this was not the case, and a great economic crash occurred in October 29, 1929, also known as Black Tuesday. Billions of dollars were lost. It marked the beginning of the great economic downfall known as “The Great Depression”, that lasted until 1939.The president of the United States, Franklin D. Roosevelt, created multiple agencies and promoted public policies to address the problem of poverty and unemployment. To sum up, there was an initial era of total deregulation (the 20s), followed by a great economic depression, which led to interventionist policies and the final recovery of the American economy.
Where were some of the earliest origins of agriculture and why did they occur in those locations?
One of the ancient place on Earth where the presence of humans was discovered is Ur and Uruk cities. So, some of the earliest origin of agriculture occur near those cities located in Messopotamia. Messopotamia is a place located near rivers Tigris and Euphrates. At that time is was a very fertile zone.
