Why on Earth do we maintain relations with these gits?

Is it not past obvious that there is one fucked up government in Iran? First, we just let the murder of one of our citizens go by, now the woman's lawyer has been arrested. As if this is not just the biggest pantload! Nuclear secrets my ass. And selling them to who? North Korea? We ought to break off relations immediately and expel their damned abassador. I'd advocate invading from Afghanistan too but since we only have half a brigade...