More "Old Left" than "New Left" influence, to the point where one may see political parties that are, overall, socially conservative and fiscally liberal, more "Johnsonesque," than todays socially liberal and ostensibly fiscally liberal Democrats and Socially Conservative and Fiscally Conservative Republicans.
I've heard some old conservatives say that they had to compromise with liberals in order to fund the Cold War.
Also, I've sort had the idea that with the SU attacking the various evils of the West that this motivated some here to improve them so as keep or maintain the moral high ground.
So in this senario various reactionaries might have been more resistant to some progressive reforms.
Not sure which ones.
Also, less military spending.
Mmm, wthout Vietnam, the Cultural Revolution that of the 60s would have been less likely to have an anti-american tinge.
No moon race. This undermines the idea of US world dominance.
As does not having to be the leader of the free world.