Answer:
It is D, New Economy.
Explanation:
I got it right on my quiz:).
I believe that all war can be avoided. As for WWll, I believe there are many steps that could have prevented the war such as the first world war never happening (if you need me to explain this ask and I will), the German citizens standing up, and also the Jewish community coming together to oppose the German government.
Civil wars, the rise of ambitious leaders who oppressed the people and declared war on each other, decline in trade and persistent droughts.
Korean war
Space mace
Cuban missile crisis
atomic bomb
John f Kennedy assassination
Their first colony was Jamestown 1607