Here's a handy little internet forums for doing just that. They're free, but you've have to register with the forums, then you can argue politics there and find others to join in with you.
formatting link
Personally, I think all of you arguing politics need to stop wearing your asses for a hat. Then you might just realize exactly how stupid you all look arguing over which politician is better than the other. When in reality they're all a bunch of crooks, regardless of what party the belong too.
Congratulations on derailing one of the more interesting threads in here for a while.