There has been an extraordinary peace since WW2 in terms of number of deaths. Things improved further post-cold war, but the international climate changed signi

There has been an extraordinary peace since WW2 in terms of number of deaths. Things improved further post-cold war, but the international climate changed significantly after WW2. It is damning with faint praise to say that the tremendous loss of life to war in that time is extraordinarily peaceful, but compared to the rest of human history it's absolutely the case. In pre-modern times war was the default posture between states.