Detroit U.S.A.: Once the most prosperous city in America. With a booming manufacturing sector and cultural magnetism, the city had bright horizons after World War II. But as the 1960′s rolled in, the marriage of Big Business and Big Government overtook Detroit. The central planners in government needed the powerful corporations, and the powerful corporations came to depend on the bureaucracy, too. The marriage worked well for the politicians and for their orporate cronies, but Detroit itself entered a decades-long decline.