Women filled factory jobs. Women's war effort helped bring about passage of the 19th Amendment after the war giving women the right to vote. Black soldiers still served in segregated units. ... In the “Great Migration” thousands of African Americans moved to the North to work in factories
Answer:
The world's urban population in the 1930s was about 20%, and by the 1970s, it had grown to about 35%.
Explanation:
This phenomenon is known as urbanization, and consists in the increasing of the proportion of people who live in cities vs the proportion of the people who live in the countryside.
This is relevant because throughout history, the vast majority of people lived in the countryside as farmers, but when the industrial revolution started in the late 18th century, industry, and later services, began to slowly replace agriculture as the main economic activity of the world, and people began to move to cities to work in industry first, and later on, in the services.
The correct answer is: D) nullification.
Jefferson's Kentucky Resolution (drafted in 1798) introduces the theory of nullification. This means that states, individually, can judge a central government law and declare it unconstitutional if they desire to do so.