The post Depression postwar world
All those wonderful things that happened after the Depression occurred between the administrations of Roosevelt and Reagan.
Its the widespread implementation of Conservative economic policies that has led to the deterioration of the American economy. Cutting taxes and social welfare programs drove the country into decline--unless you were already rich, then things worked out just fine.
"Nothing is ever achieved without a cost." Yeah, its called "trickle-down" economics. The cost of improving the lives of the rich has to be born by those who are not.