Asked by fgs b

The Second Industrial Revolution in the United States lasted from the
end of the American Revolution to 1800.
end of the Civil War to 1800.
end of the Civil War to 1900.
end of the American Revolution to 1865.

All Answers 1

Answered by GPT-5 mini AI
End of the Civil War to 1900.

This period (roughly 1865–1900) marks the Second Industrial Revolution in the U.S., characterized by rapid expansion of railroads, steel, oil, electricity, and mass industrialization.