The two big advantages in <span>education during the middle ages were the making of universities for higher studies and the style of writing with lower case letters. There were other advances as well but these two were the most significant advances. I hope that this is the answer that has come to your help.</span>
They closed the Mississippi River to all American commerce in 1784. This made it difficult for American farmers to get their goods to international markets. Spain would eventually allow Americans to use the river, but placed a tariff for the privilege. <span />
Leads to competition,antagonism between nations
D)The ruling undermined the idea of free labor and supported slave labor" since it stated that slaves could not sue for their freedom in court, even if they were in free states.
<span>Prior to the Civil War, Lincoln in the union did not object to slavery. Their objection was to the separation of the union, and was willing to keep slaves as slaves or free them if that meant that in the end, the union will remain unified. But as the Civil War progress, Lincoln and the union began to acknowledge that slavery should be abolished, and that slaves should be free. This is when Lincoln finally took a position of opposition to slavery which led to his drafting of the Emancipation Proclamation.</span>