How did NYC go from glamour capitol of the world in the 1940's to the hellscape that was New York City in the late 60's and 70'a?

by GKinslayer
Searocksandtrees

hi, there was a post asking a similar question a few weeks ago. Check out the discussion here, and do please follow the links to other posts which have more in-depth commentary, mostly featuring /u/Yearsnowlost