The Americans were <span>encouraged to grow their own food in victory gardens because of food shortage and rationing during the time of war. People could grow their own food for consumption and help the cause of the war. I hope that this is the answer that has actually come to your great help.</span>
Answer: A. Several publications in the mid 1800s made the cruelties of slavery public in the north.
The Missouri Compromise of 1820, which allowed Missouri to become a slave state, further increased anti-slave sentiment in the Northern states. The abolitionist movement began as a more organized, radical and immediate attempt to end slavery than earlier movements.
Among the key changes brought by the Hart-Celler Act: Quotas based on nation of origin were abolished. For the first time since the National Origins Quota system went into effect in 1921, the national origin was no longer a barrier to immigration.