The ballot laws of the Roman Republic (Latin: leges tabellariae) were four laws which introduced the secret ballot to all popular assemblies in the republic. They were all introduced by tribunes, and consisted of the lex Gabinia tabellaria (or lex Gabinia) of 139 BC, applying to the election of magistrates; the lex Cassia tabellaria of 137 BC, applying to juries except in cases of treason; the lex Papiria of 131 BC, applying to the passing of laws; and the lex Caelia of 107 BC, which expanded the lex Cassia to include matters of treason. Prior to the ballot laws, voters announced their votes orally to a teller, essentially making every vote public. The ballot laws curtailed the influence of the aristocratic class and expanded the freedom of choice for voters. Elections became more competit