Complex sentence: The Diets often passed decrees that prescribed the return of runaway serfs to their lords or granted a six-year tax holiday for new settlers, but such decrees became rare from the 1620s, suggesting that a demographic regeneration had occured in the meantime.
Split into simpler sentences: The Diets often passed decrees that prescribed the return of runaway serfs to their lords or granted a six-year tax holiday for new settlers. Such decrees became rare from the 1620s which shows that a demographic regeneration had occured in the meantime.