Answer: the main reason and objective was to eliminate social conflict
Explanation:
European societies were no longer divided in 3 states as before the French revolution. Masses were entering the world of politics and they were participating in the public affairs. Political leaders were aware of their importance and they wanted them to be not against them but with them. The same could be said about big businessmen and capitalists. They wanted satisfied citizens and revolutionaries and anarchists or communists.
It made the United States of America a super power
It put Germany into a horrible depression
It brought technology 70 years of progress
Treaty of Versailles made Germany pay for the war
I hoped this helped
They used quinine which helps treat malaria