Visual Timeline: Law
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2350 BCE: First code of laws by Urukagina, king of Lagash.
2050 BCE: The Code of Ur-Nammu (the earliest known code of laws) is written.
1772 BCE: The Code of Hammurabi: One of the earliest codes of law in the world.
1258 BCE: First recorded peace treaty between Ramesses II of Egypt and Muwatalli II of the Hittites, after the battle of Kadesh.
624 BCE: Drakon codifies Athenian law.
450 BCE: The laws of the 'Twelve Tables', the basis of Roman law, are compiled.
242 BCE: Special magistrates (praetor peregrinus) begin to oversee legal disputes concerning non-Roman citizens.
131 CE: The Praetor's Edict is first codified, an annual pronouncement on alterations to Roman law.
212 CE: Caracalla's edict grants Roman citizenship to all free inhabitants of the Roman Empire.
292 CE: The 'Codex Gregorianus' is compiled, a collection of summaries of Roman legal documents.
295 CE: The 'Codex Hermogenianus' is compiled, a collection of summaries of Roman legal documents.
430 CE - 439 CE: The 'Theodosian Code', a collection of over 2,700 Roman laws is compiled.
528 CE - 534 CE: The 'Codex Iustinianus' is compiled, a collection of summaries of Roman legal documents.
533 CE: The 'Digest' part of the 'Corpus Iuris Civilus' is composed and summarises over 2000 Roman legal documents.