Why do you think that most of North American and South America are predominantly Christian?

I would believe it is because America supports christianity but I don't really know.

Explanation:

abraham lincoln was the president of usa and he had asked the audience to make a pledge on equality.

his pledge was:

“it is my earnest desire to know the will of the providence.”

lincoln also had hatred for people who condoned and practiced slavery and so he pledged:

""and if i can learnt what it is i can do it"" this is another pledge by abraham to reassure the congregation on how to deal with the providence will.

explanation:

hope this !

they had more african americans than any other state.

hope this , have a good day. c;