The correct answer to this question is the following.
Unfortunately, you did not include the meaning of the acronym to help you answer in that terms.
However, trying to help you, we can comment on some causes of the Great Depression so you can use them to put them in your acronym.
The main causes of the United States Great Depression were the following.
During the 1920s, the American people were living a period of economic prosperity known as the "Roaring 1920s." During this period, people buy all kinds of things, needed or not. They bought houses, cars, electro domestics, and more. However, most of these purchases were made on credit, generating a big debt. Another cause was the overproduction of goods. Then, the inaction on the part of the federal government to prevent or regulate these conditions.
The major cause that detonated the Great Depression was the United States Stock market crash of October 29, 1929. After this crash millions of Americans lost their jobs, banks declared bankruptcy, and thousands of companies broke.
Japan felt disrespected by the treaty of Portsmouth provisions, because "it did not get to keep all of the territory that it was promised"--mostly due to the fact that there was very little oversight of the treaty terms.
Answer:
The Han Dynasty was one of the great dynasties of Ancient China. Much of Chinese culture was established during the Han dynasty and it is sometimes called the Golden Age of Ancient China. It was an era of peace and prosperity and allowed China to expand to a major world power.