The New Deal was an economic stimulus package introduced in the 1930s, in America, by president Roosevelt, to end the Great Depression. It was an example of the adoption of Keynesian Economics. Keynes was a Liberal economist. His ideas were used by both US and UK governments from the 1930s – 1970s. They resulted in teh Golden Era of capitalism, characterised by high growth and low unemployment and inflation.
The Green New deal is an idea supported by the left wing of the Democratic party and the Labour and Green parties.