What is the major theme of this part of lincoln’s speech?

answer:

lincoln's gettysburg address was instrumental in rekindling the spark in northern troops and led to the successful resolution of the civil war. the civil war continued for several more years following lincoln's speech at gettysburg, so the speech wasn't the key to ending the war—after all, actions speak louder than words.

60 chairs

Explanation:

12 divided by 3 = 4

4 x 15 = 60