Was the data released from servers in The States', Canada's and several countries in the EU?
Who published it? Who in the chain of authority over that material in The States', Canada's and several countries in the EU. Why did that chain break? Who broke it? Who failed to monitor and maintain each and every link of that chain?
Who published it in The States', Canada's and several countries in the EU and is getting away with it?
Put everything back in the frying pan (including hookers and blow) and try as you might but none of it will ever sizzle and become a stir fry within the recipe of legal boundaries that is digestable.
Now there is a technical point that if Assange never set foot on US soil, then by definition he did not break any US laws. Then the question is whether he broke the laws of the country in which he was when he was committing those acts.