What is the 38th Parallel?
It is the line of latitude separating North and South Korea.
Why did the Non-Aggression pact between Germany and the USSR fall apart?
Germany invaded the Soviet Union in 1941 after failing to secure the western front like they had hoped. Their new plan was to take control of the eastern front which ultimately failed as well.
How did the Industrial Revolution affect life in the United States?
More people had access to jobs in the manufacturing fields rather than agriculture, and it also gave rise to unions as workers began to grow tired of being treated poorly with long hours, little pay, and unstable work environments.