2: Aug 20 Venus and Jupiter in conjunction - possible astrological explanation for Star of Bethlehem

1: Mar 25 Origin of Dionysian Incarnation of the Word

1: Dec 25 1st Christmas, according to calendar-maker Dionysus Exiguus

10bc: Claudius is born (10bc-54ad)

15bc: May 24 Julius Caesar Germanicus, Roman commander (d. 19)

27bc: Jan 16 The title Augustus is bestowed upon Gaius Julius Caesar Octavian by the Roman Senate

30bc: Jul 31 Battle of Alexandria: Mark Antony achieves minor victory over Octavian, but most of
his army subsequently deserts, leading to Octavian's invasion of Egypt

30bc: Aug 1 Octavian (later known as Augustus) enters Alexandria, Egypt, bringing it under the control
of the Roman Republic

31bc: Battle of Actium: Octavian defeats Antony; becomes Emperor Augustus

31bc: Sep 2 Battle of Actium: decisive naval battle that effectively ends the Roman Republic. Octavian's
forces defeat those under Mark Antony and Cleopatra off the western coast of Greece

36bc: Sep 3 In the Battle of Naulochus, Marcus Vipsanius Agrippa, admiral of Octavian, defeats Sextus
Pompeius, son of Pompey, thus ending Pompeian resistance to the Second Triumvirate.

38bc: Jan 17 Roman Republican Leader Octavian, later Augustus 1st Roman Emperor, marries Livia Drusilla

42bc: Oct 23 Roman Republican civil wars: Second Battle of Philippi - Brutus's army is decisively
defeated by Mark Antony and Octavian. Brutus commits suicide

42bc: Oct 3 First Battle of Philippi: Triumvirs Mark Antony and Octavian fight an indecisive battle
with Caesar's assassins Brutus and Cassius

43bc: Dec 7 Marcus Tullius Cicero, Roman orator and politician is assassinated in Formiae

43bc: Nov 26 Second Triumvirate alliance of Roman leader Octavian (later Caesar Augustus), Marcus
Aemilius Lepidus, and Mark Antony formed

43bc: Aug 19 Octavian, later known as Augustus, compels the Roman Senate to elect him Consul

43bc: Apr 21 Battle of Mutina: Mark Antony is again defeated in battle by Aulus Hirtius, who is
killed. Antony fails to capture Mutina and Decimus Brutus is murdered shortly after.

43bc: Apr 14 Battle of Forum Gallorum: Mark Antony, besieging Julius Caesar's assassin Decimus Junius
Brutus in Mutina, defeats the forces of the consul Pansa, who is killed