In what way did the judicial system of the Roman Republic contribute to democratic principles

Alright so, The Romans created a system of laws that they could use thoughout their empire. Roman's laws have influenced democracy. Some of the most important principles of roman law were: equal treatment under the law; innocent until proven guilty; the burden of poof rests with the accuser; and unreasonable or unfair laws could be set aside, This all i can give you with no answer choices.