I didn't mix them up on purpose, and I won't pretend to be an expert on the taxonomy of the various Pacific Islander ethnicities.
Yes, the article does mention Melanesians by name. So what. It mentions other important things and people by name that I don't remember either. So what. Those exact names and identities are not important, neither to my point, nor to the point the article is making.
Your bias towards flippantly dismissing colonialism is insulting to those groups of people who experienced it. Do better.
If by any chance that is not what you meant to come off as, you may want to reconsider low-effort passive aggressive one liners as your communication medium.
In a context like this? Yes. I struggle to think of a phrase that bears the same relation to France or Germany, but can't think I'd care more. (I think I heard once that the "let them eat cake" princess was actually in Spain rather than France? But no-one cares)