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Warfare History

The Most Unusual Defense Systems You Won’t Believe Existed

Darren September 13, 2025 7 min
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2. The Great Hedgehog Barriers

2. The Great Hedgehog Barriers
Image Source: Wikimedia Commons.

Anti-tank obstacles known as ‘Czech hedgehogs’—resembling giant metal jacks—were deployed across Europe to halt tanks. Their unique design effectively immobilized vehicles attempting to cross them. For more details, visit the Imperial War Museums: (en.wikipedia.org)

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Darren

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