I get my email spam from Romania, and the US.
You can NOT blame Romanian or American people for spamming, spams, even if those which cames via mail or via irc protocol are in 99% of cases made automaticaly by malware components/programs which infects computers with a windows-based operating system installed and NOT secured.
If you want a map with locations where from cames the most infections read visit the following link: http://www.trendmicro.com/map/
If you want to learn much better how to stay secured, safe and clean
I wrote for you on http://dmsetup.net/files/article.txt