The New Deal
The Works Progress Administration program was created to provide jobs for people that were unemployed. National Labor a Relations Act and Board was created to promote labor unions and prevent businesses from treating their workers unfairly. The Farm Security Administration was put in place to improve the lives of farmers, tenants, etc.
Keynesian Economics
Keynesian economics was an economic theory developed by John Maynard Keynes. It lowered taxes and increased global expenditures, to stimulate demand and get the country out of depression. It was considered to change the economy over a short-run.