In October 1962, the Soviet provision of ballistic missiles to Cuba led to the most dangerous Cold War confrontation between the United States and the Soviet Union and brought the world to the brink of nuclear war
Answer:
You were in fact correct! It was Robert E. Lee..so how were you incorrect?
The answer is A) He developed new methods of steel production.
Major wars in American history include WWI and WW2 that were fought in Europe and the Pacific, it fought wars in Korea, Vietnam, Afghanistan, Iraq, and of course the Civil war that was fought in the US itself. Although there were military involvements in numerous other places, these are the most famous ones.
The anwser to the qeustion is marble.