First, let’s define “De-escalation”.
The use of communication or other techniques during an encounter to stabilize, slow, or reduce the intensity of a potentially violent situation without using physical force, or with a reduction in force.
Looking back in history, in ANY timeframe… we have seen nothing but war after war and a ridiculous number of people living through extreme poverty.
Fun Fact… a child somewhere in the world starves about every 10 seconds, on average.