Many of the situations you reference were sponsored by Democrat politicians (for example, protections of slavery and the institution of Jim Crow laws, the horrible FDR economy and the horrible Obama economy today).
Look at single parent statistics. Look at employment figures for able bodies adults.
Things suck today and the culture is in a downward spiral.
unfortunately these will be the good old days for our grand kids. some will find them pleasurable - others will look back and wonder how we survived it all.
And Woodrow Wilson screwed up our entrance into WWI and the aftermath was awful. He was “one of them” - a Ivy League educated college this, something that with all kind of “plans” the progressives back then loved.
This included flat out racsism, segregation, eugenics (abortion of the undesireable), etc. And these types just LOVED Adolph Hitler and his socialist utopian visions.