It seems "scorched earth" can have two closely related definitions: "A scorched-earth policy is a military strategy that targets anything that might be useful

It seems "scorched earth" can have two closely related definitions: "A scorched-earth policy is a military strategy that targets anything that might be useful to the enemy while advancing through or withdrawing from an area. [...] The practice can be carried out by the military in enemy territory, or in its own home territory." https://en.wikipedia.org/wiki/Scorched_earth https://en.wikipedia.org/wiki/Scorched_earth Still though, the "Aggression" paragraph seems to imply that researchers believe that war was not common in these societies.