The steam engine took place in the industrial revolution, which began in the second half of the eighteenth century in the Kingdom of Great Britain.
This significantly transformed the economy, technology, agriculture and trade, because with the arrival of the steam engine the work was industrialized and mechanized
Answer:
Namely by making WW3 unthinkable. Without nuclear weapons in the picture, a massive conventional war between the United States and Soviet Union would have been virtually inevitable. The very reason it was a "Cold War" at all is thanks to nuclear weapons.
Explanation:
The main way in which geographic and economic differences between regions led to increased sectionalism in the US was that the South was entirely agrarian and depended heavily on slavery, while the North despised the institution of slavery. This eventually led to the Civil War.
