River Rising

I thought I knew the difference between persons and non-person entities (NPEs), and then the Innu Nation does this:

With its thunderous rapids carving through a wild boreal forest in Quebec’s Côte-Nord region, the Magpie River is well known to white water rafters from around the globe. What these travelers may not know is that the Magpie recently became the first river in Canada to be granted legal personhood.