For 10 points, name these state-owned serfs of Sparta.
The term referred to the native inhabitants of Laconia. The ephors declared war on them each year so that they could be murdered at any time and the krypteia patrolled the countryside looking for dangerous ones. Bound to the soil, their owners could neither free nor sell them, but the Messenian variety were freed by Epaminondas in 370 BC, although the system continued until the second century. For 10 points, name these state-owned serfs of Sparta.
The term referred to the native inhabitants of Laconia. The ephors declared war on them each year so that they could be murdered at any time and the krypteia patrolled the countryside looking for dangerous ones.
{Helots}