Many times during the day a child might be exposed to talk about war, have you stopped to think how they deal with it? Maybe they do not understand it fully, but they certainly know nobody likes it.
From Deseret News:
WORDS ABOUT WAR: REASSURE YOUR KIDS WHEN YOU TALK TO THEM ABOUT UNSETTLING EVENTS
Helicopters have circled overhead as Josh Shuman bathed his children. Gunfire
often startles the family at dinner and late at night. And recently, as Josh and
his wife, Bat-Zion, were readying their boys for school, they heard a bomb
explode two blocks away, between their home and the school.
https://deseretnews.com/dn/view/1%2C1249%2C...29687%2C00.html
Adults do not know nor can they yet comprehend war else why would they start it in the first place?