3rd-century BC conflicts

period in Chinese history from approximately 475 to 221 BCE

400px|thumb|The Diadochi fought over and carved up History of Macedonia (ancient kingdom)#Empire|Alexander's empire into several kingdoms after his death, a legacy which continued the influence of ancient Greek culture abroad for over 300 more years. This map depicts the kingdoms of the Diadochi , after the [[Battle of Ipsus. The five kingdoms of the Diadochi were:

series of wars between the early Roman Republic and the Samnites on the Italian Peninsula

series of conflicts between the Roman Empire and various Greek kingdoms

series of wars between Egypt and the Seleucid Empire in Syria (274-168 BCE)

series of conflicts between the Roman Republic and groups of Gauls

series of wars between the Romans and the Etruscans