Sent early in the spring by Metellus from Macedonia to dissuade the Assembly of the Achaeans from war, but when insulted and disregarded, they departed, Papirius to Athens and Sparta, Gabinius to Naupactus, and the rest to Athens (Polyb. 38.12-13). (Broughton MRR I)
It is uncertain whether a Lex Gabinia prohibiting secret gatherings should be attributed to this or a later Gabinius (Porcius Latro, In Cat. 19, cited in Niccolini, FTP 140). (Broughton MRR I)
Carried the first law providing for voting by ballot (Cic. Leg. 3.35; Lael. 41; and cf. Leg. Agr. 2.4; Liv. Oxy. Per. 54). (Broughton MRR I)