https://bigthink.com/the-past/burned-house-horizo/
To those constantly asking why if Ukraine started back in ancient times with the Tryptillian civilization, why there is so little evidence left, well, the explanation is simple. It is called the Burned House Hypothesi
The ancient Tryptillian Ukrainian society had a mysterious practice where they would burn down their houses and villages every 60-100 years which is why so little is left.
Historians arent sure of the reason for this practice, but it explains why so little remains of the ancient Ukrainian Tryptillian society.