Steel is an alloy of iron and other elements, primarily carbon, that is widely used in construction and other applications because of its high tensile strength and low cost.
The turning point of the Pacific Campaign of World War II was the naval Battle of Midway, which occurred between June 4 and June 7, 1942.
Civil War Turning Point. There is widespread disagreement over the turning point of the American Civil War. The idea of an American Civil War turning point is an event after which most observers would agree that the eventual outcome was inevitable.