The use of labor-saving devices in industry and agriculture. So b is the correct answer
C. The Harlem Renaissance took place in the African American dominated suburb of New York called Harlem and was a blossom of African American culture and the arts.
Answer:
The French and Indian War was the North American conflict that was part of a larger imperial conflict between Great Britain and France known as the Seven Years' War. The French and Indian War began in 1754 and ended with the Treaty of Paris in 1763.
Included in event: Seven Years' War
Combatants: Kingdom of Great Britain
Answer:
The Battle of Stalingrad was a significant factor that supported an Allied victory during World War Two. ... The first reason is that the Battle of Stalingrad marked the end of Germany's advances into eastern Europe and Russia. The second reason is that this battle was the first major German loss during World War II.
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The telegraph
Samuel Morse sent the first telegraph message from Washington DC to Baltimore in 1844. The message he sent said, "What hath God wrought?"
Within a decade, thousands of miles of telegraph cable lines were in use all over the United States, and then by the 1860s a transatlantic cable connected the USA to Europe for communication.