So the US is 73.7% Christian, with 48.9% being Protestant, 23% being Catholic, and the rest being other sects of Christianity. So with any POD after 1860, have Orthodox Christianity become a major religion in the US that is at least on par with Catholicism. What does this require? How does this affect the us? As an extra challenge, get Orthodox Christianity to be the largest sect of Christianity in the us, and as a final challenge, get over 50% of the population to be Orthodox Christian (if possible)