That was the old question that had divided Americans ever since the Louisiana Purchase of 1803.
The Missouri Compromise, based on a straightforward dividing-line on the map (slavery banned anywhere North of the line), appeared to settle matters, but the new territories acquired from Mexico in 1847 made this unworkable.
Three more compromises were attempted, but the rejection of the last one by the newly-elected Lincoln (because it would have allowed some extension of slavery) finally triggered the civil war.
The Republican Party and the Quakers were the leading opponents of expanding slavery into the new territories.
No - there was no slavery in the new territories - California or New Mexico or Utah. Texas was a slave state already.
South ofthat line, slavery was allowed. But it only applied to the territories acquired from France in the Louisiana Purchase of 1803. When the USA acquired vast new lands from Mexico in 1847, a new compromise had to be worked out, in view of the Wilmot Proviso, which declared that no slavery should be allowed in any of these new territories.
those who agreed with Lincoln that Slavery should not extend into the new territories.
It was the Wilmot Proviso that declared that there should be no slavery in the new states. This gained support in Congress, and by 1860 most Northerners agreed with it, while tolerating slavery in its traditional heartlands. That was how Lincoln got elected.
Too allow slavery in new territories
The Republican Party and the Quakers were the leading opponents of expanding slavery into the new territories.
No - there was no slavery in the new territories - California or New Mexico or Utah. Texas was a slave state already.
David Wilmot was not for slavery. In fact, he thought that all the new territories that were in development should be free from the practice.
It declared that there should be no slavery allowed in any of the new territories acquired from Mexico.
Popular Sovereigntypopular sovereignty
South ofthat line, slavery was allowed. But it only applied to the territories acquired from France in the Louisiana Purchase of 1803. When the USA acquired vast new lands from Mexico in 1847, a new compromise had to be worked out, in view of the Wilmot Proviso, which declared that no slavery should be allowed in any of these new territories.
Slavery
Slavery was abolished in the United States territories in June 1862. Any new territory was not to have possession of any slaves after this date.
Settlers of some new territories were able to decide about slavery for themselves.
The Whig Party
The Confederacy did not want to abolish slavery. In fact, they wanted to expand slavery into the new territories of the US.