Answer:
The Cold War is centered on the fact that the United States and the Western powers felt threatened by the Soviet’s expansionist’s policy.
Explanation:
Weapons in WW1 were being mass produced and of a greater quality than those of wars before. Barbed wire, airplanes, poisonous gas, submarines etc were introduced which revolutionized war today. Trench warfare was countered and is no longer used to fight.
In somalia you Make less money, live 21 years less, have 2.5 times more children, be 67.5% less likely to have access to improves drinking water.