The legal systems in continental Europe are directly descended from the Roman one: https://www.law.berkeley.edu/library/robbins/CommonLawCivilLawTraditions.html

The legal systems in continental Europe are directly descended from the Roman one: https://www.law.berkeley.edu/library/robbins/CommonLawCivilLawTraditions.html https://www.law.berkeley.edu/library/robbins/CommonLawCivilL... As a non-lawyer and non-European I don't know how significant that is.