Answer & Explanation:
In his “house divided” speech, Lincoln countered that the Dred Scott decision the previous year had already opened the doors for slavery to be legal in the north, as well as all territories that the U.S. expanded into. If the U.S. wanted to be a free country, he argued, it had to act now before it was too late.
Hope this helps, plz like and Brainly :D
it helped the united states and great britain avert war and solved issues
Paleontologists and geologists study extinction and they use fossils to understand the different features of the extinct organism
