Ignoring for the moment whether a state as such can have any rights at all (it can't), we can ask: does a state have the right to "defend" itself against the people it subjugates?
The great Judge Andrew Napolitano invited me onto his show, Judging Freedom, to discuss the ruthless Israeli war on the people of Gaza and Biden's faltering proxy war in Ukraine. https://www.youtube.com/watch?v=OyuOUWVLTWU&t=2s