No. America WAS changed -- by DESIGN -- precisely to elect a racist, Socialist demon like Barack Obama. It started with the 1965 Immigration Act, and continued with the "Great Society" programs. That very year was when the tumor metastasized. We have been terminally ill ever since.
You will never have to convince most rational people that the voter fraud in Illinois and Louisiana in 1960 was absolutely catastrophic for America. It changed virtually everything.