"Differences in regional economic development during the 19th century produced the condition that "<span>A The North was the nation's main industrial area" which strained the South." -HistoryGuy
I took this off of another post with the same question and a positively right answer.</span>
it did not want the U.S. to be involved in international politics.
Great Britain <span>was the last to become involved in world war 1.</span>
A. continue to grow because it keeps going up, meaning the population is increasing by the year