Landmines remain one of the most devastating legacies of war, with an estimated 100 million still buried in over 70 countries. In this episode, the hosts of Stuff You Should Know explore the origins and evolution of these insidious weapons, tracing their development from crude explosives in the American Civil War to sophisticated anti-personnel and anti-tank mines used in the World Wars.
They provide an eye-opening account of the international campaign to ban landmines and the ongoing challenges of detection and removal. Despite efforts, casualties continue to rise, underscoring the immense toll of these indiscriminate killers that linger long after the battles have ended.
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According to Chuck Bryant and Josh Clark of Stuff You Should Know, landmines originated during the American Civil War as "torpedoes" or "sub-terra shells" developed by Confederate Colonel Gabriel Rains. These early landmines, buried in unconventional places like flour sacks, shocked Union troops and were condemned as "murderous and barbarous."
Landmines became more sophisticated and widespread in World Wars I and II, designed to destroy vehicles and harm infantry. The Nazis heavily mined North Africa, Bryant and Clark note, leaving millions of unexploded mines that still threaten Egypt today.
Anti-personnel mines like the lethal Bouncing Betty use a Belleville spring to detonate under light pressure, spraying shrapnel. The M14 contains 31 grams of Tetral explosive, enough to sever a foot or leg.
These require over 300 pounds of weight to trigger. Packed with up to 23 pounds of Composition B explosive, they target the underside of armored vehicles.
The International Campaign to Ban Landmines was instrumental in the 1997 Ottawa Treaty prohibiting landmines, signed by 164 nations. Despite this, Bryant and Clark say the U.S. and others held out, citing security concerns.
While global casualties dropped after peaking in 1999, they surged again in 2016 due to new conflicts using old mines. An estimated 100 million mines remain across 70 countries.
Manual probing was an early method, but modern plastic mines defy metal detectors. Researchers have developed ground-penetrating radar, chemical agents, and remote-controlled removal machinery to help.
Animals like rats and dogs aid detection through smell, though ethically concerning. Low-cost drones like Mine K-FON can map, mark, and remotely detonate mines from a safe distance.
1-Page Summary
Chuck Bryant and Josh Clark of Stuff You Should Know delve into the grim history of landmines, pointing out the intractable problems they continue to pose long after the end of active conflicts.
Landmines as we recognize them today began to emerge during the American Civil War, originally known as "torpedoes" or "sub-terra shells." Gabriel Rains, a Confederate Colonel from North Carolina, played a pivotal role in the development of these devices, eventually obtaining a patent for his landmine design, known as the "Rains Patent." These early landmines were a shock to Union troops, being considered a form of guerrilla warfare, and were met with moral outrage, labeled as "murderous and barbarous conduct" by Union generals.
Gabriel Rains was among the first to employ these devices, laying early landmines on the road to Richmond, where they took the Union Army by surprise. They were booby-trapped, hidden in unconventional places such as flour sacks or around water wells, and were detonated by stepping on them or interacting with connected objects.
Landmines were not just intended to cause explosions; they were part of a larger strategy to control the movement of enemy forces. During World War I and World War II, their use expanded significantly. They were primarily used to deter enemy troops and tanks from advancing or to force a redirection of their path until reinforcements could ar ...
The history and evolution of landmines as a weapon of war
Landmines come in various types and designs, each specialized for specific targets, such as personnel or armored vehicles. Here’s an overview of how these lethal devices function.
Anti-personnel mines are designed to maim or kill individuals. One example is the M14 blast mine.
These mines, including the notorious Bouncing Betty, are built to explode upon the application of relatively light pressure. They often contain metal ball bearings or other shrapnel to cause maximum damage upon detonation. The triggering mechanism involves a Belleville spring—a conical, disk-shaped spring—which holds up the firing pin. With sufficient pressure, the spring compresses and the firing pin activates the mine's detonator.
The M14 mine contains 31 grams of an explosive material referred to as Tetral. Upon detonation, this explosive charge is capable of causing injuries so severe that they often result in loss of a foot or leg amputation.
Anti-tank mines are engineered to take out armored vehicles such as tanks.
These mines require the application of significant weight to trigger detonation, typically ov ...
The different types of landmines and how they work
The podcast hosts delve into the significant, yet challenging, international efforts to combat the crisis of landmines worldwide.
Formed in 1992, The International Campaign to Ban Landmines played a critical role in the establishment of the Ottawa Treaty. This international agreement, signed by 164 countries, prohibits the use, stockpiling, production, and transfer of anti-personnel mines.
Despite the widespread support for the Ottawa Treaty, the U.S. and a few other nations, including Cuba, have not signed the agreement. The U.S. has cited strategic concerns such as the demilitarized zone between North and South Korea. Nonetheless, the U.S. remains a significant financial backer of global demining efforts, contributing to eradication and assistance for victims.
Although the Ottawa Treaty raised awareness and garnered significant international support, the landmine problem persists.
An estimated 100 million active landmines are scattered over 70 countries, causing thousands of civilian casualties each year. The ...
The international efforts to ban landmines and address the global landmine crisis
Traditional landmine detection methods involve labor-intensive and time-consuming processes such as manual probing with sticks or bayonets, indicating a method of manual detection. Metal detectors, traditionally used in mine detection, often result in false positives as they signal for any metal objects, not solely mines. This can be problematic since many modern mines contain little to no metal or are almost entirely made of plastic, making them difficult to detect with metal detectors.
Researchers at Ohio State University have developed innovative technologies including ground-penetrating radar (GPR), which works in tandem with metal detection and reacts to explosives underground to indicate anomalies. This technology is complemented by chemical agents that solidify the triggering mechanism and the surrounding soil, followed by another agent that immobilizes the rest of the mine, allowing the mines to be safely removed from the ground. The hosts also discuss a berm processing assembly, a machine that effectively separates mines from mounds of dirt.
The use of animals with acute senses, such as trained dogs, rats, and even elephants, has been explored to detect the presence of buried landmines by using their heightened sense of smell. However, while the use of animals can be effective, it has raised ethical concerns due to the danger posed to the animals and cases where animals have suffered injuries or death in the process.
Given the high cos ...
The challenges and methods of locating and removing landmines
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