Roman wars

There are many Roman wars in history, some being the biggest and deadliest wars with the most deaths, here is a list : 

The Ceacers civil war : This war was known as the Great Roman Civil War. It was fought from 49 BC to 45 BC between the Julius Caesar and members of the Roman Senate. The Caesars had already become superiors warriors in the eyes of the Roman citizens after the Gallic war had ended, and they ended up introducing many reforms for the people of Rome. 

Roman-latin war : The Roman–Latin War started in the seventh century. When the Latins decided to make an incursion on Roman lands, they were expecting support from the Roman king, who was Ancus Marcius. Instead, Ancus decided to declare war on the Latins and a large number of Latins were forced to take refuge in the city of Rome. Multiple battles followed up until 588 BC during the reign of Lucius Tarquinius Priscus. 

Macedonian war : The Macedonian Wars were a series of wars which were fought during the Mediterranean region. Between the Roman Republic and its Greek allies, there were numerous Greek kingdoms, in total there were six conflicts, four of them being fought in Macedonia, one against the Seleucid Empire , the Seleucid Empire ended up being destroyed and completely wiped and one against the Achaean League. These wars started in 214 BC and ended in 148 BC.