In all honesty H&M aren't obliged to say anything, especially when they've already said enough for several lifetimes, but let's not kid ourselves ... like the rest of the RF it's all about image, and I've not the least doubt that they felt they had no choice
It's true up to a point that some will criticise anything they do, but with half the world and his brother sending good wishes it would have looked pretty darned odd if they hadn't
As for how Harry may or may not feel about what he's done in light of events, I really don't care; it's called actions and consequences, and if he doesn't understand the connection it's about time he did