Simplify the following text for a Grade 10 native English-speaking person.
Original: Laws of Constantine I around 325 both reinforced the semi-servile status of the coloni and limited their rights to sue in the courts ; the Codex Theodosianus promulgated under Theodosius II extended these restrictions .
Simplified: Laws of Constantine I around 325 reinforced both the negative semi-servile status of the coloni and limited their rights to sue in the courts .