Editing 54 BC (section)

== Events ==
<onlyinclude>

=== By place ===

==== Roman Republic ====
* [[Consul]]s: [[Appius Claudius Pulcher (consul 54 BC)|Appius Claudius Pulcher]] and [[Lucius Domitius Ahenobarbus (consul 54 BC)|Lucius Domitius Ahenobarbus]].
* Fifth year of [[Julius Caesar]]'s [[Gallic Wars]]:
** July &ndash; Second of [[Caesar's Invasions of Britain]]: Julius Caesar receives nominal submission from the tribal chief [[Cassivellaunus]] and installs [[Mandubracius]] as a friendly king.
** Winter &ndash; [[Ambiorix]] revolts in [[Gaul]]. He joins with [[Catuvolcus]] in an uprising against the [[Roman army]]. Caesar's senior officers [[Lucius Aurunculeius Cotta]] and [[Quintus Titurius Sabinus]] are ambushed by the [[Eburones]], and killed along with almost their entire forces.
* [[Pompey]] builds the first permanent [[theatre]] in [[Ancient Rome|Rome]].
* [[Crassus]] arrives in [[Syria]] as [[proconsul]] and invades the [[Parthian Empire]], initiating the [[Roman–Persian Wars]], which were to last nearly seven centuries.
* [[Octavia the Younger]] and [[Gaius Claudius Marcellus (consul 50 BC)|Gaius Claudius Marcellus]] marry.
* The beginning of the breakup of the [[First Triumvirate]] with the death of Caesar's daughter [[Julia (daughter of Julius Caesar)|Julia]] in August.</onlyinclude>