What effects did the American Antislavery Society have on America?

Here are some sites that will help you with that.

http://www.google.com/search?hl=en&ie=UTF-8&ei=9-ZcSsbgEMzvlAf6jeT0DA&sa=X&oi=spell&resnum=0&ct=result&cd=1&q=effects+,American+Anti+Slavery+Society+in+America&spell=1