B. To escape a potato famine.
The potato famine in Ireland caused many to face starvation of if they could afford it leave the country and go to the United States.
The potato famine, referred to as the Great Famine in Ireland, caused potato destruction from 1845-1849. A disease attacked the potatoes causing the potatoes to die and create no crop. Farmers relied on the production of potatoes to survive both from sale and to eat. Many Irish starved to death or struggled to survive on very little. Those that could afford to leave, did so. Many Irish arrived in the US to find jobs in cities or begin farming new lands opening in the Midwest.
A. It decreased because the ancient Africans used up northern Africans resources
Feudalism spread from France to Spain, Italy and Germany. The feudal system was originally a by-product from the Roman Empire. As the Roman Empire crumbled and the Viking raids increased, large landowners offered land and protection to their tenants in exchange for taxes and labor. By the 11th century, most parts of Germany were dominated by aristocrats. They considered it beneath themselves to farm the land so they offered the land to tenants in exchange for food and labor. They then bore arms and dispensed justice everywhere, even on their own lands.
Answer: The treaty added an additional 525,000 square miles to United States territory, including the land that makes up all or parts of present-day Arizona, California, Colorado, Nevada, New Mexico, Utah and Wyoming. Mexico also gave up all claims to Texas and recognized the Rio Grande as America's southern boundary
Explanation:
