It was a statement of fact, not an insult.
When bombs were dropped on ships, they didn't discriminate. Officers and other ranks died just the same.
As for the front line thing, take a look at myth 4 here:
https://www.bbc.com/news/magazine-25776836
I want to say that I don't blame you - that you watched too much Blackadder - but the fact is that I do. You have internet access, you have little excuse for ignorance, but your prejudice just drives you on. And those are statements of fact too.
Before you get all cross and resentful at me, you could think about what you posted and own it.