You gotta see this:
http://www.funnyhub.com/videos/pages/mccain-agrees-with-obama.html
"As long as there are sovereign nations possessing great power, war is inevitable."
Comparing with Obama, I would vote for Mccain, though I don't have actually the right to vote as being a foreigner.
Most people around me(Chinese students at age of 17 or 18) are fans of Obama.
And they are facinated of the idea of "big government" and "welfare state".
Learning to write well in English
It is a fascinating idea. You don't have to worry.