Sentence:  Mortified as he was at this suspension of his plan, he had, at any rate, the full satisfaction of knowing not only that he himself had discharged his duty, but that every one under him had done the same, from Jim Bell, who fought like a <WSD>Trojan</WSD>, to little Dewhurst, his aide-de-camp, whose first smell of powder this was. 
Meaning of the word marked with <WSD> tags:  One who shows great pluck, endurance, strength, etc.