I'd say the Southern colonies because they produced the most cotton.
The reason why the emancipation proclamation was important was because: it freed all the enslaved people in the united states.
<h3>Whaty was President Lincoln's emancipation proclamation?</h3>
This was the insistence by President Lincoln that the American civil war was a war for the enslaved to have their freedom.
The civil war was because the South had disagreed to the freedom of the enslaved blacks in the country.
Read more on President Lincoln here: brainly.com/question/7955162
Gold and jobs i guess there are a lot but those are what i thought of
