an interesting definition of friendship
It's never a good idea to commit genocide to the point if annihilation. Someone in the world will identify with these people and come back to take revenge and in the end it bites you in the ass when your victory is short lived.
People really gotta learn this lesson. Committing genocide always comes back at you,maybe not tomorrow or in the next generation but eventually it will even if it takes a couple decades or even centuries ,karma always comes back