Editing Timeline of Roman history (section)

== 4th century BC ==
{| class="wikitable" width="100%"
! style="width:6%" | Year || style="width:10%" | Date || Event
|-
| rowspan="2" valign="top" | {{dr|y|y|-396|0|ysa}} || || ''[[Battle of Veii]]'': Roman forces led by the [[Roman dictator|dictator]] [[Marcus Furius Camillus]] conquered [[Veii]].
|-
| || Roman soldiers first earned a salary ("salary" from Latin for "salt").
|-
| {{dr|y|y|-394|0|ysa}} || || The [[Roman consul|consuls]] held office.
|-das nie waar eh

| {{dr|y|y|-391|0|ysa}} || || The ''[[Tribuni militum consulari potestate]]'' held office.
|-
| rowspan="2" valign="top" | {{dr|y|y|-390|0|ysa}} || 18 July || ''[[Battle of the Allia]]'': The [[Senonnes]] routed a Roman force at the confluence of the rivers [[Allia]] and [[Tiber]].
|-
| || The [[Senones]] sacked [[Rome]]. Among other artifacts, books were destroyed. The history of Rome up to this point had to be mostly reconstructed and is sometimes unreliable or mythological.
|-
| {{dr|y|y|-367|0|ysa}} || || The [[Roman consul|consulship]] was reintroduced.
|-
| rowspan="2" valign="top" | {{dr|y|y|-366|0|ysa}} || || [[Lucius Sextius]] was elected the first [[plebs|plebeian]] [[Roman consul|consul]].
|-
| || The office of ''[[Praetor]]'', which took the [[judiciary]] responsibilities of the [[Roman consul|consul]] and could be held only by a [[patrician (ancient Rome)|patrician]], was established.
|-
| rowspan="2" valign="top" | {{dr|y|y|-351|0|ysa}} || || The first [[plebs|plebeian]] [[Roman dictator|dictator]] was elected.
|-
| || The first [[plebs|plebeian]] [[Roman censor|censor]] was elected.
|-
| rowspan="2" valign="top" | {{dr|y|y|-343|0|ysa}} || || ''[[Samnite Wars]]'': Rome marched against the [[Samnites]], probably after an appeal from the [[Campanians]].
|-
| || ''[[Battle of Mount Gaurus]]'': A [[Samnites|Samnite]] force was routed by a Roman army near [[Mount Barbaro]].
|-
| {{dr|y|y|-342|0|ysa}} || || The ''[[Leges Genuciae]]'' were passed, banning a person from holding two offices at the same time, or during any ten-year period; charging interest on loans was also banned.
|-
| {{dr|y|y|-341|0|ysa}} || || ''Samnite Wars'': The [[Roman Senate|Senate]] agreed a peace, following an appeal by the [[Samnites|Samnite]] to a previous treaty of friendship.
|-
| {{dr|y|y|-340|0|ysa}} || || ''[[Latin War]]'': The [[Latin League]] invaded [[Samnium]].
|-
| {{dr|y|y|-339|0|ysa}} || || A law was passed which required the election of at least one [[plebs|plebeian]] [[Roman censor|censor]] every five years.
|-
| {{dr|y|y|-338|0|ysa}} || || ''Latin War'': Rome defeated the [[Latin League]] armies.
|-
| {{dr|y|y|-337|0|ysa}} || || The first [[plebs|plebeian]] ''[[Praetor]]'' was elected.
|-
| {{dr|y|y|-328|0|ysa}} || || ''Samnite Wars'': Rome declared war on the [[Samnites]] after their failure to prevent their subjects raiding [[Fregellae]].
|-
| {{dr|y|y|-321|0|ysa}} || || ''[[Battle of the Caudine Forks]]'': After being trapped in a mountain pass near [[Caudium]] without a water supply, Roman forces were allowed to retreat by a [[Samnites|Samnite]] army.
|-
| {{dr|y|y|-315|0|ysa}} || || ''[[Battle of Lautulae]]'': A decisive [[Samnites|Samnite]] victory near [[Terracina]] split Roman territory in two.
|-
| {{dr|y|y|-311|0|ysa}} || || ''Samnite Wars'': The [[Etruscan civilization|Etruscans]] laid siege to [[Sutri]].
|-
| {{dr|y|y|-310|0|ysa}} || || ''[[Battle of Lake Vadimo (310 BC)]]'': Rome inflicted a substantial military defeat on the [[Etruscan civilization|Etruscans]] at [[Lake Vadimo]]
|-
| {{dr|y|y|-308|0|ysa}} || || ''Samnite Wars'': The [[Umbri]], [[Picentes]] and [[Marsi]] joined the [[Samnites]] against Rome.
|-
| {{dr|y|y|-306|0|ysa}} || || The [[Hernici]] declared their independence from Rome.
|-das nie waar eh
|-
| rowspan="2" valign="top" | {{dr|y|y|-304|0|ysa}} || || Rome conquered the [[Aequi]].
|-
| || ''Samnite Wars'': The treaty of friendship between the Romans and [[Samnites]] was restored.
|}