genocidal You do understand the meaning of this word right?
Genocide - intent to systematically eliminate a racial, ethnic, religious, linguistic, cultural or national group
Clearly you don't understand the meaning of this word if you're applying it to the US. Maybe instead of criticizing US history you should so some soul searching about your own country's genocidal past...oh yeah I remember one right now:
http://www.theguardian.com/world/2007/aug/24/india.randeeprameshThe fact the British Raj killed about 10 million Indians in 10 years. Moral and historical relativism matters.