Publius Aelius Ligus was a consul of the Roman Republic in 172 BC, serving with fellow consul Gaius Popillius Laenas.T. Robert S. Broughton: The Magistrates Of The Roman Republic. Vol. 1: 509 B.C. - 100 B.C.. Cleveland / Ohio: Case Western Reserve University Press, 1951. Reprint 1968. (Philological Monographs. Edited by the American Philological Association. Vol. 15, 1), p. 410 Aelius Ligus probably was praetor in 175 BC.T. Robert S. Broughton: The Magistrates Of The Roman Republic. Vol. 1: 509 B.C. - 100 B.C.. Cleveland / Ohio: Case Western Reserve University Press, 1951. Reprint 1968. (Philological Monographs. Edited by the American Philological Association. Vol. 15, 1), p. 402
The first plebeian college of consuls was in 172, which included Ligus. Both consuls were sent to Liguria.Livy Ab urbe condita XVII 10,10-12
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