What did Abraham Lincoln believe about slavery?

Lincoln was morally opposed to slavery and politically opposed to any expansion of it. At issue was extension into the western territories. On October 16, 1854, in his "Peoria Speech", Lincoln declared his opposition to slavery, which he repeated in his route to presidency.

Explanation:

The Union had to become either all free or all slave.

the only true answer is that it expanded after 325 ad.

b. second continental congress