Answer:
I would write how and why they developed and write about the thing they developed whatever it is
While WWI was fought in the trenches and used machine guns and poisonous gas, WWII was fought using modern artillery and machines utilizing more airplanes, ships, tanks, and submarines. Special operations methods were also developed during this war together with atomic missiles and secret communications.
<span>During the Cold War, the Soviet Union's main concern was that the United States was working to destroy the Soviet Union's way of life. They believed the US was working hard at it so the Soviet Union worked to build their military to match NATO and America to deter any military action.</span>
