It wasn't particularly.
It was against slavery in the North, mainly because the new industrial factory managers could not use it. They wanted free, mobile skilled labour. There was also the Abolitionist movement - powerful, but not very numerous. In 1861, most Northerners found slavery acceptable, as long as it stayed in its traditional homelands.
It was the creation of new slave-states that was the issue, partly because of the political balance between North and South in Congress, and partly ethical - the feeling that slavery was a necessary evil that should not be extended.
The answer is north. North is against slavery.
Actually the NORTH was against slavery, and the SOUTH wanted slavery.
The Union (North) was against slavery while the Confederate (South) was against slavery.
Not all of them but the majority of the north were.
No
The answer is north. North is against slavery.
The North and the West for the most part were anti-slavery.
The north, which was against slavery.
the north fought the south, and the north won north- against slavery south- slavery
No. North wanted to end slavery and south wanted slavery
Actually the NORTH was against slavery, and the SOUTH wanted slavery.
Generally all the north was against slavery, including Illinois.
The Union (North) was against slavery while the Confederate (South) was against slavery.
Not all of them but the majority of the north were.
No
Most people in the north of American were against slavery.
Sojourner Truth spoke against slavery all over the US