I am writing a research paper on President Abraham Lincoln I have to describe reasons why he was such an influential leader. I need at least 3-4 main ideas to work with on this paper and so far I only came up with one..he ended slavery...any suggestions?

Answer 1

http://en.wikipedia.org/wiki/Abraham_lincoln

Scroll down a bit and check the table of contents. You'll find plenty of other things he is noted for.