After Jackson's first term of presidency, the nation began to double and triple in population each year. This was caused by a few different factors. In the mid- 19th century, the western frontier opened up to whoever wanted to move there. There was un-worked fertile land for farming, lots of animals to trap for fur, ice to fish in, trees to be lumbered, and many other money-making and trade inducing activities that had never been done before. The amount of United States doubled. There were now 32 states across the nation. Another factor was the fact that the birth rates in America were increasing, since there were more learned medical professionals and new medications were being discovered every day. However, besides this, the population mostly increased because of the immigrants arriving to this "Promised Land" called America.
Over in Ireland, there was a great famine. The potato crop (the most important crop in Ireland) had failed, and thousands were starving to death.
Many heard of America and decided that moving there would be a wonderful new start to their lives and an end to their hunger. Besides, Europe seemed to be getting too crowded, especially with the high birthrates. Irishmen traveled to the cities to try and make a living working in mills. Some moved out west to farm, but most stayed in the east and overcrowded the cities. Over a million and a half Irish came.
Almost as many Germans came also. Most of them were farmers who came in search of fertile soil. They had also had bad crops and other hardships in Germany. A few immigrants were politicians who came in search of democracy, since it was failing in the old country. The Germans contributed to American society greatly. Most of them had a moderate amount...