Huey did not know about the inspection's ruse, yes, but he murdered his wife for not letting him use Hal for a test subject and forced parasites to evolve to try to sell them to Cipher and betray Diamond Dogs. Parasites that got soldiers killed.
In other words, get back in the boat.
>not only losing Quel'thalas and Lordaeron through his own incompetence, but also causing them to join the Horde because he proved the Alliance can't protect them
the only thing he did wrong was be a cooler and more interesting orc than Thrall