Answer:
Many White Americans feared that as immigration increased, jobs and housing would become harder to obtain. This heated up after the stock market crash of October 1929. The Great Depression swept across the nation and many blamed immigrants were the cause.
I'm not sure I'd say that the Great War was more "protracted" than 19th century wars. The Great War lasted four years and some months. In the 19th century, the Civil War in the United States also lasted over four years.
The biggest difference in the Great War, early in the 20th century, was how massively destructive it was. Heavy industrialization and militarization by European nations made for a conflict that involved many nations with enormously devastating ways of inflicting damage on one another.
After WWI, they actually didn't join the League of Nations, which is a reason it fell apart. The answer is D) Isolationist in its diplomatic and political relations.
The first engagement by African-American soldiers against Confederate forces during the Civil War was at the Battle of Island Mound in Bates County, Missouri on October 28–29, 1862.
Answer: Four Point Aid
Explanation:
The North Atlantic Treaty Organization (NATO) is a military alliance that was formed to counteract the threat of the Soviet Union and other Communist countries.
The Marshall Plan was enacted to help Europe recover such that discontent in their countries would be quelled and they wouldn't fall to Communism.
The Berlin Airlift was as a result of the Soviet Union blockading West Berlin so this was also a response to Communist threats.
The Four Points Plan however, was enacted to help underdeveloped countries and was not done as a response to a communist threat.