Explanation: The Agricultural Revolution was a period of significant agricultural development marked by new farming techniques and inventions that led to a massive increase in food production. These inventions made farming easier and more productive, and fewer workers were needed on the farms. It helped farmers increase crops and income at the same time.
That would be the Louisiana purchase of 1803.
There was different effects for it. I'm not sure if your question is free response or multiple choice but some effects were: widening the gap between the rich and poor, making inner cities have even worse conditions, the beatniks rose to counter the middle class lifestyle, schools in suburbs were better than the ones in inner cities
Answer:
Slavery.
Explanation:
The Civil War started because the Northern states wanted to abolish slavery and the Southern states wanted to keep their slaves.