he is a non-citizen who wants to see the US in a weaker position. the PFC who stole the materials and gave it to him is a treasonous criminal who should be publicly shot by military firing squad. assange is not a criminal anymore than you are a criminal for owning a stolen dvd player. however, if this was any year between 1950 and 1990 he would have had a bullet put in his head before he could even think about leaking those documents or he would have been forced to turn them back over when his entire extended family was kidnapped and held hostage by special forces. we have gotten soft since the end of the cold war and everyone knows it.
Unless the information is strategically significant or pertains to current and active troop location, then it is good for the government to get intellectually punched in the nose every once in a while.
As far as i am concerned the fact that a private sitting at a desk in Iraq had access to the documents is a much larger level of concern then the fact that our ambassador described the chancellor of Germany as a wuss.