LBJ's Great Society: The main goal was the total elimination of poverty and racial injustice. New major spending programs that addressed education, medical care, urban problems, rural poverty, and transportation were launched during this period.
Great Depression: The Great Depression was the worst economic downturn in the history of the industrialized world, lasting from 1929 to 1939. It began after the stock market crash of October 1929, which sent Wall Street into a panic and wiped out millions of investor
New Deal: The New Deal was a series of programs, public work projects, financial reforms, and regulations enacted by President Franklin D. Roosevelt in the United States between 1933 and 1939.
I also didnt undertand is but i hope this answer guides to to the right path