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390 BCE
Battle of Allia
Romans vs. Gauls Romans had 24,000-40,000 men. The Gauls had 70,000 men the Gauls were victorious. -
320 BCE
Battle of Caudine
Occured in 320 BC Romans vs. Samnites the Romans amassed a huge army. The Samnites devised a plan and trapped the Romans and the Samnites victorious. -
218 BCE
Battle of Trebia
Occurred in 218 BCRomans vs Carthage Romans had 40,000 troops. Carthage had a much smaller army but no exact number
Carthage victorious. -
217 BCE
Battle of Lake Trasimene
Occured in 217 BC Romans vs. Carthage Romans had 30,000 troops. Carthage had 55,000 troops Carthage victorious. -
216 BCE
Battle of Zama
Occurred in 216 BC Romans vs. Carthage Romans had an army of 35,000 men this included infantry and cavalry. Carthage had a massive army of 50,000 men this included infantry heavy infantry and cavalry Romans victorious. -
216 BCE
Battle of Cannae
Romans vs. Carthage the Romans had multiple legions containing 4,000-5,000 legionnaires each/ 1,500 Roman cavalry/ 4,500 allied cavalry/ lighter infantry also present. Carthage had 40,000 infantry/ 10,000 supporting cavalry/ other skirmishing units also present
Carthage victorious. -
211 BCE
Battle of Upper Baetis
Occurred in 211 BC Romans vs carthage Romans had 50,000 troops. Carthage had to bribe mercenaries in roman army to defect Carthage victorious. -
197 BCE
Battle of Cynoscephalae
Occured in 197 BC Romans vs. Macedonians Romans had to two full legions and allies provided an added 600 infantry troops/ 400 cavalry/ 3,000 skirmishers. Macedonians had 16,000 pikemen/ 4,000 peltasts 1,500 mercenaries/ 2,000 cavalryman Romans victorious. -
190 BCE
Battle of Magnesia
Occured in 190 BC Romans vs. Macedonians Romans had a total of 30,000 men. Macedonians had a total of 70,000 men and twenty-two elephants Roman victorious. -
168 BCE
Battle of pydna
Occured in 168 BC Romans vs. Macedonians Romans had many wounded but only a 100 or so were killed. Macedonians had lost 20,000 men 6,000 fled and 5,000 were captured Romans victorious. -
105 BCE
battle of Arausio
Occured in 105 BC Romans vs. Germanics the Romans had 80,000 troops. The Germanics had 100,000 troops Germanics victorious. -
73 BCE
The Third Servile War
Occurred in 73 BC Romans vs. escaped slaves Romans had 8 full legions. Slaves had 120,000 rebels Romans victorious. -
57 BCE
Battle of Sabis
Occurred in 57 BC Romans vs. Nervii/baltics Romans had eight legions around 40,000 men. Nervii had 60,000 and baltics had multiple thousands of men Romans victorious. -
53 BCE
Battle of Carrhae
Occurred in 53 BC Romans vs. parthians. Romans had 36,000 troops Parthians had 10,000 troops parthians victorious. -
31 BCE
battle of Actium
Occurred in 31 BC Romans vs. Egyptians Roman army led by Octavian. Egyptians led by Cleopatra Romans victorious. -
61
Battle of Walting Street
Occurred in 61 AD Romans vs. Britons rebels the Romans had 10,000 legionnaires. Britons had 100,000 rebels the Romans victorious. -
251
Battle of Abrittus
Occurred in 251 AD Romans vs. Goths Romans were baited into entering a swamp then got stuck .Goths attacked the romans and slaughtered them Goths victorious. -
260
Battle of Edessa
Occurred in 260 AD Romans vs Sassanids Romans had 70,000 troops. Sassanids captured Roman emperor Sassanids victorious. -
378
Battle of Adrianople
Occurred in 378 AD Romans vs Goths Romans had 40,000-50,000 troops.Goths had 80,000-100,000 troops Goths victorious. -
468
Battle of Cap Bon
Occurred 468 AD Romans vs. Vandal Kingdom Romans had a large number of naval ships docked. The Vandal Kingdom had around a 1,000 ships and over 100,000 men the Vandal kingdom victorious.