Is It Ethical to Assassinate People?

There is a qualitative difference between human intelligence and the intelligence of a water molecule. I can imagine ways that we could be more intelligent, but it would seem like a completely different kind of thing from our point of view. Chris A says had Bolsonaro been reelected in Brazil, would it have been ethical to assassinate him to prevent his continued wanton destruction of the Brazilian rainforest on which so much of the world's biological diversity depends? "I don't think that any current leader of a country is quite in that category"