https://www.noemamag.com/the-cult-of-the-american-lawn/
The roots of this American obsession with a neat lawn are surprisingly shallow, initially imported from European sensibilities. Defenders of castles in medieval England and France would often cut back vegetation near the fortification to enable clear sight lines of potential invaders, an unintentional aesthetic that was later replicated in grand, sweeping lawns of aristocratic country estates.