> This sure feels like yet another sign that major global powers are all gearing up for war.

Keep an eye out for analogues to Aktion T4: https://en.wikipedia.org/wiki/Aktion_T4

Enacted in October 1939, and retroactive to 1 September, it was the final domestic coup-de-grace necessary to activate the Reich's war machine. Don't expect for a moment that it will be any different for the Allied powers.