Roman Battles in the 1st Century BC (part III)

• 46 BC -
• 4 January - Battle of Ruspina - Caesar loses perhaps as much as a third of his army to Titus Labienus
• 6 February - Battle of Thapsus - Caesar defeats the Pompeian army of Metellus Scipio in North Africa.
• 45 BC 17 March - Battle of Munda - In his last victory, Caesar defeats the Pompeian forces of Titus Labienus and Gnaeus Pompey the Younger in Hispania. Labienus is killed in the battle and the Younger Pompey captured and executed.
• 43 BC -
• 14 April - Battle of Forum Gallorum - Antony, besieging Caesar's assassin Decimus Brutus in Mutina, defeats the forces of the consul Pansa, who is killed, but is then immediately defeated by the army of the other consul, Hirtius
• 21 April - Battle of Mutina II - Antony is again defeated in battle by Hirtius, who is killed. Although Antony fails to capture Mutina, Decimus Brutus is murdered shortly thereafter.
• 42 BC -
• 3 October - First Battle of Philippi - Triumvirs Mark Antony and Octavian fight an indecisive battle with Caesar's assassins Marcus Brutus and Cassius. Although Brutus defeats Octavian, Antony defeats Cassius, who commits suicide.
• 23 October - Second Battle of Philippi - Brutus's army is decisively defeated by Antony and Octavian. Brutus escapes, but commits suicide soon after.
• 41 BC - Battle of Perugia - Mark Antony's brother Lucius Antonius and his wife Fulvia are defeated by Octavian.
• 36 BC - Battle of Naulochus - Octavian's fleet, under the command of Marcus Vipsanius Agrippa defeats the forces of the rebel Sextus Pompeius.
• 31 BC, 2 September - Battle of Actium - Octavian decisively defeats Antony and Cleopatra in a naval battle near Greece
• 11 BC - Battle of the Lupia River - Roman forces under Augustus's stepson Drusus win a victory in Germany.