In the 1840s the term "Manifest Destiny" was used by many Americans to justify 1) Westward expansion into lands claimed by other nations
2) The extension of slavery into the territories
3) war with Russia over the Oregon territory
4) The acquisition of colonies in Latin America

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 !