Answer:
His steel empire produced the raw materials that built the physical infrastructure of the United States. He was a catalyst in America's participation in the Industrial Revolution, as he produced the steel to make machinery and transportation possible throughout the nation.
Answer:
(C.) Trans-Saharan trade routes were primarily land based; the Silk Road was both land and sea based
Explanation:
The sinking or Lusitania on 7 May 1915 was a significant event during WW1. It was a passenger liner sunk by German submarine during World War 1. It lead to America declaring war on Germany.
We entered the war on April 6, 1917. By the end of the war, 2 million American soldiers entered the war.
Hope that helps.