# Battle of Cannae # Battle of Cannae ## Overview The Battle of Cannae (216 BCE) was Hannibal Barca's masterpiece — a devastating double envelopment of a much larger Roman army during the Second Punic War. It remains one of the most studied tactical victories in military history. ## Key Facts - Date: 2 August 216 BCE - Location: Cannae, Apulia (southeastern Italy) - Belligerents: Carthage vs. Roman Republic - Commanders: Hannibal Barca (Carthage), Lucius Aemilius Paullus and Gaius Terentius Varro (Rome) - Result: Decisive Carthaginian victory [^1] ## The Battle - Romans: ~86,000; Carthaginians: ~50,000 - Hannibal placed his weakest troops in a convex center, with veteran infantry and cavalry on the flanks - Roman advance pushed the center back into a concave shape, drawing them in - Carthaginian flanks and cavalry closed the trap in a complete double envelopment - Roman losses: ~50,000–70,000 killed — the worst single-day defeat in Roman history [^2] ## Legacy - Hannibal's double envelopment became the gold standard of tactical warfare - Despite the victory, Hannibal could not take Rome itself - Rome eventually adopted Fabian attrition strategy and won the war --- [^1]: Polybius, *Histories* 3.107–117 [^2]: Goldsworthy, A. *Cannae: Hannibal's Greatest Victory* (2001) --- ## Review Queue - [x] `@q[temporal]` Line 10: "Date: 2 August 216 BCE" - when was this true? > Static historical fact. Battle occurred 2 August 216 BCE. No temporal tag needed. - [x] `@q[temporal]` Line 11: "Location: Cannae, Apulia (southeastern Italy)" - when was this true? > Static historical fact. No temporal tag needed. - [x] `@q[temporal]` Line 12: "Belligerents: Carthage vs. Roman Republic" - when was this true? > Static historical fact. No temporal tag needed. - [x] `@q[temporal]` Line 13: "Commanders: Hannibal Barca (Carthage), Lucius Aemilius Paullus and Gaius Tere..." - when was this true? > Static historical fact. No temporal tag needed. - [x] `@q[temporal]` Line 14: "Result: Decisive Carthaginian victory [^1]" - when was this true? > Static historical fact. No temporal tag needed. - [x] `@q[temporal]` Line 17: "Romans: ~86,000; Carthaginians: ~50,000" - when was this true? > Static historical fact. Troop estimates for the battle. No temporal tag needed. - [x] `@q[temporal]` Line 18: "Hannibal placed his weakest troops in a convex center, with veteran infantry ..." - when was this true? > Static historical fact. Tactical description of the battle. No temporal tag needed. - [x] `@q[temporal]` Line 19: "Roman advance pushed the center back into a concave shape, drawing them in" - when was this true? > Static historical fact. No temporal tag needed. - [x] `@q[temporal]` Line 20: "Carthaginian flanks and cavalry closed the trap in a complete double envelopment" - when was this true? > Static historical fact. No temporal tag needed. - [x] `@q[temporal]` Line 21: "Roman losses: ~50,000–70,000 killed — the worst single-day defeat in Roma..." - when was this true? > Static historical fact. No temporal tag needed. - [x] `@q[temporal]` Line 24: "Hannibal's double envelopment became the gold standard of tactical warfare" - when was this true? > Static historical fact / enduring scholarly assessment. No temporal tag needed. - [x] `@q[temporal]` Line 25: "Despite the victory, Hannibal could not take Rome itself" - when was this true? > Static historical fact. No temporal tag needed. - [x] `@q[temporal]` Line 26: "Rome eventually adopted Fabian attrition strategy and won the war" - when was this true? > Static historical fact. Rome won the Second Punic War in 201 BCE. No temporal tag needed. - [x] `@q[missing]` Line 10: "Date: 2 August 216 BCE" - what is the source? > Source: Polybius, Histories 3.107-117 [^1]. Primary source. - [x] `@q[missing]` Line 11: "Location: Cannae, Apulia (southeastern Italy)" - what is the source? > Source: Polybius, Histories 3.107 [^1]. - [x] `@q[missing]` Line 12: "Belligerents: Carthage vs. Roman Republic" - what is the source? > Source: Polybius, Histories 3.107 [^1]. - [x] `@q[missing]` Line 13: "Commanders: Hannibal Barca (Carthage), Lucius Aemilius Paullus and Gaius Tere..." - what is the source? > Source: Polybius, Histories 3.107 [^1]; Livy, Ab Urbe Condita 22.44-49. - [x] `@q[missing]` Line 17: "Romans: ~86,000; Carthaginians: ~50,000" - what is the source? > Source: Polybius, Histories 3.107 [^1]; Goldsworthy (2001) [^2]. Ancient estimates vary. - [x] `@q[missing]` Line 18: "Hannibal placed his weakest troops in a convex center, with veteran infantry ..." - what is the source? > Source: Polybius, Histories 3.113-115 [^1]. - [x] `@q[missing]` Line 19: "Roman advance pushed the center back into a concave shape, drawing them in" - what is the source? > Source: Polybius, Histories 3.115 [^1]. - [x] `@q[missing]` Line 20: "Carthaginian flanks and cavalry closed the trap in a complete double envelopment" - what is the source? > Source: Polybius, Histories 3.116 [^1]. - [x] `@q[missing]` Line 24: "Hannibal's double envelopment became the gold standard of tactical warfare" - what is the source? > Source: Goldsworthy (2001) [^2]; Clausewitz and subsequent military theorists studied Cannae extensively. - [x] `@q[missing]` Line 25: "Despite the victory, Hannibal could not take Rome itself" - what is the source? > Source: Polybius, Histories 3.117 [^1]; Livy 22.51. - [x] `@q[missing]` Line 26: "Rome eventually adopted Fabian attrition strategy and won the war" - what is the source? > Source: Polybius, Histories 3.89-90 [^1]; Livy 22.8-12 (Fabius Maximus' strategy). - [x] `@q[stale]` Line 21: "Roman losses: ~50,000–70,000 killed — the worst single-day defeat in Roma..." - Goldsworthy source from 2001 may be outdated, is this still accurate? > Goldsworthy (2001) remains a standard reference on Cannae. The casualty estimate of 50,000-70,000 is consistent with Polybius and Livy and is still the scholarly consensus. Still accurate.