Hot take: Only people who have given birth should be able to declare wars.
If you haven't experienced first hand how hard it is to create a new human being from scratch, you are not allowed to decide on the death of human beings.
Or as Gandalf said:
> Many that live deserve death. Some that die deserve life. Can you give it to them, Frodo? Do not be too eager to deal out death in judgment. Even the very wise cannot see all ends.