Evidence of Ancient Roman "Machine Gun" Discovered in Pompeii

Recent research has unveiled damage to the fortification walls of Pompeii that may provide the first physical evidence of the polybolos, an ancient Roman weapon akin to a machine gun. This discovery stems from a study led by Adriana Rossi of the University of Campania, which analyzed clusters of small dents on the northern defenses of Pompeii. These marks, dating back to the siege of Pompeii in 89 B.C.E. by Roman forces under Lucius Cornelius Sulla, suggest the use of a repeating bolt-thrower capable of firing multiple projectiles in quick succession.

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The polybolos was distinct from traditional Roman artillery, which typically required manual reloading after each shot. Instead, it featured a magazine that allowed bolts to be loaded and fired automatically through a crank mechanism. According to Rossi, the marks observed on the walls are consistent with the expected impact of iron-tipped darts, specifically with pyramid-shaped tips, rather than the spherical stones used by slings or catapults. The arrangement of these dents aligns with descriptions provided by Philo of Byzantium, a Greek engineer who documented the polybolos in the third century B.C.E.

The Times of London

During the Social War, Pompeii sided with Rome's Italian rivals, prompting Sulla to besiege the city. The siege was marked by intense conflict, with Sulla employing various siege weapons, including slings and catapults. The recent findings indicate that the polybolos may have been utilized during this campaign, potentially reflecting Sulla's interest in advanced military technology.

Scientific American

Rossi and her colleagues assert that the consistency of the damage patterns is difficult to explain through conventional means, suggesting that the polybolos could have been operational during the siege. They propose that Sulla, known for his political acumen and technical knowledge, might have acquired or encouraged the use of this innovative weapon during the conflict.

The Times of London

While the hypothesis regarding the polybolos is compelling, some experts, including historian Michael Taylor, express caution. Taylor notes that the damage could also result from traditional catapults adjusting their aim rather than from an automatic weapon. He acknowledges the intriguing nature of the study's findings but emphasizes the need for further investigation to confirm the weapon's use.

Scientific American

There remains a lack of physical remnants of the polybolos, leading to speculation about its reliability in battle. Previous reconstructions of the weapon have demonstrated its potential for precision but also highlighted its complexity and temperamental nature. The absence of archaeological evidence raises questions about the extent to which the polybolos was employed in ancient warfare.

The Times of London

“It fires continuously until the magazine is exhausted,” — Adriana Rossi, Lead Author, University of Campania

The Times of London

“It would be the kind of machine that was probably treated as either a novelty or proof of concept,” — Michael Taylor, Historian, University at Albany

Scientific American

“Basically, it looks like a giant crossbow.” — Michael Taylor, on the polybolos

Scientific American

“The arrangement of the marks seemed to match the fanlike spray of a repeating weapon.” — Adriana Rossi, on the findings

Scientific American

This research not only sheds light on the technological advancements of ancient Rome but also enhances our understanding of the military strategies employed during the siege of Pompeii. Further studies may provide additional insights into the use and effectiveness of the polybolos in ancient warfare.

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