Immagration to the North provided workers for production and replacements for soldiers killed or wounded.
north and east america
White Australia Policy
Gettysburg destroyed Lee's ability to carry out an offensive in the North.
There was a lot of immigration to the North, plus the growth, industry, and the population grew a lot in the decades before the Civil War.
becuase
It destroyed Lee's ability to invade he North, and swung the initiative to the North, permanently.
It made Unionists angry.
It hastened the end of the war
It made Unionists angry.
it helped the union win
it made unionist angry
it made unionist angry
it helped the union win
immigration and slavery.
cake
During the American Civil War, the North's population directly affected its ability to raise an army. With about 22 million persons, the North's capacity for raising soldiers and other military personnel was double that of the South, which had a population of only 9 million.
Primarily, the North American winters.