THE REPUBLIC:

c. 500 (?) Ius Papirianum
          Pontifical law.

451 Law of the Twelve Tables

304 Ius civile Flavianum
          Publication of the legis actiones.

287 Lex Hortensia
          Plebiscita given force of law.

286 Lex Aquilia
          Foundation of the law of delict.

253 Ti. Coruncanius first plebeian pontifex maximus
          Primus profiteri coepit. (Digest 1.2.2.38).

c. 198 Ius Aelianum
          Collection of legis actiones by Sex. Aelius Paetus (cos. 198).

c. 150-100 Three “founders” of the ius civile.
          P. Mucius Scaevola (cos. 133 and pontifex maximus)
          M. Junius Brutus (pr.)
          M’. Manilius (cos. 149)

c. 149-125 Lex Aebutia
          Permitted use of written formulae in place of ritual legis actiones.

c. 100 Flourishing of the ius honorarium.
          Edicts of magistrates expand legal remedies by interpretatio.
                    Edicta perpetua (tralaticia).

c. 95 Q. Mucius Scaevola (cos. 95)
          Libri XVIII de iure civili.

67 Praetors prohibited from deviating from their edicta.

c. 51 Ser. Sulpicius Rufus (cos. 51)
          Nearly 180 books on the ius civile.

c. 39 P. Alfenus Varus (cos. 39)
          Digesta in 40 books.

THE PRINCIPATE:

17 Lex Iulia
          Formulary procedure made compulsory for all but a few actions.

c. 25 B.C. Growth of the cognitio extraordinaria.

M. Antistius Labeo (“founder” of the Proculiani School)
          400 works on the law.

C. Ateius Capito (“founder” of the Sabiniani School)

Augustus grants the ius respondeni ex auctoritate principis.

c. A.D. 50
          Proculus
          Massurius Sabinus
          C. Cassius Longinus

c. 125 Edictum Perpetuum
          Julianus draws up Praetorian Edict in final form.

c. 161 Institutiones of Gaius

Early 200’s
          Papinianus
          Ulpianus
          Paulus
          Modestinus

212 Edict of Caracalla grants Roman citizenship to entire Empire.

THE DOMINATE:

320’s Constantine “abolishes” and “confirms” certain legal works.

425 The Law of Citations

439 Code of Theodosius

Early 500’s
          Visigothic Code (506)
          Burgundian Code (c. 500)
          Theodoric the Great’s Edictum (c. 508)

530’s Justinian’s Corpus Iuris Civilis

1100’s Rebirth of Roman Law in Western Europe
          School of Bologna (“Glossators”)

1900 German Civil Code abolishs the validity of Roman Law in Germany.