The Execution and the Title of Imperator
The political climate soured following the formation of the Second Triumvirate and the bloody proscriptions in Rome. When Mark Antony and Octavian began executing their enemies—including Brutus‘s close friends and relatives—the “Liberators” felt compelled to retaliate.
In early 42 BC, just before the campaign that would lead to the Battle of Philippi, Brutus ordered the execution of Gaius Antonius. The official reason was that Gaius had been caught attempting to incite a mutiny among Brutus’s soldiers, but it was widely seen as a direct response to the Triumvirs’ ruthlessness in Rome.
Legacy: The Forgotten Brother
Gaius Antonius is often remembered as the “middle brother” who lacked the charisma of Mark or the political tenacity of Lucius. However, his life illustrates the extreme danger faced by the Roman aristocracy during the transition to empire. He was a man of the Republic who died because his name was too powerful to be left alive.