Answer:
The experience of war
Explanation:
The passage was said during 1898 and during that time readers could relate that to what was going on then which was when the U.S declared war on Spain.
Immense can be defined as very large, huge or gigantic. You could probbaly use any synonym of "big" to define it.
~Hope I could help! Stay Safe!~
<span> <span>A.</span><span>He uses sophisticated vocabulary in the speech.</span></span>
Team work makes the dream work