Answer:
Congestion, pollution, crime, and disease were prevalent problems in all urban centers; city planners and inhabitants alike sought new solutions to the problems caused by rapid urban growth.
Industrial expansion and population growth
Explanation:
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Answer: He had the largest land empire in history.
Explanation:
One example of how technology has caused social change includes the creation of the assembly line and interchangeable parts. The assembly line and interchangeable parts resulted in the ability of businesses all over the world to mass produce items. In order to mass produce items, businesses need unskilled workers to be able to repeat tasks constantly within a work day. This caused an increase in the demand for unskilled workers.
This demand for unskilled workers provided millions of job opportunities for immigrants coming into the US, especially during the late 19th and early 20th century. Along with this, the development of the assembly line and interchangeable parts indirectly leads to urbanization. This was a massive movement of families from the countryside to the city in order to seek new job opportunities as factories.
Answer:
The Tuskegee Airmen carried an extra burden into battle. They felt that they had to prove that African Americans could fly warplanes successfully against a determined and powerful enemy.
