Yeah, I understand - fwiw, RNZ is the national (government backed) broadcaster, and has an explicit mandate to elevate the perspectives of iwi. Black Sheep specifically has done a few episodes about the musket wars and land confiscation that really don’t pull punches.

Another that might fit your brief: https://www.abc.net.au/listen/programs/stuff-the-british-stole - from the ABC, and for the most part does a really good job of setting up the story with some historical context, then letting the people actually effected tell the rest