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Russian anti-tank obstacles near the horizon, Kherson Oblast, May 2022. Dragon's teeth on the left, Czech hedgehogs on the right In Belgorod Oblast, defensive lines of dragon's teeth were constructed in October 2022 under the supervision of the Wagner Group along the Russia–Ukraine border, intended as a second line of defense alongside trenches and a trained militia in the event the ...
Anti-tank obstacles include, but are not limited to: The Czech hedgehog, dragon's teeth and cointet-element are the most famous types of World War II anti-tank obstacles. Anti-tank trenches were used on the western front during World War I, and in the Pacific, Europe, and Russia in World War II. Anti-tank mines are the most common anti-tank ...
The defensive obstacles, pyramid-shaped concrete shards also nicknamed “devil’s teeth” for their resemblance to a fanged jawline, can be seen running between anti-tank ditches and troop ...
The defenses consist of an extensive network of trenches, artillery positions, antipersonnel and anti-vehicle mines, razor wire, earthen berms, and dragon’s teeth—to hinder the movement of main battle tanks and mechanized infantry. [1] The fortifications aim to slow Ukrainian advances and channel them into favorable areas for Russia.
Czech hedgehogs deployed at the Stachelberg fortress in the Czech Republic. The Czech hedgehog (Czech: rozsocháč or ježek) is a static anti-tank obstacle defense made of metal angle beams or I-beams (that is, lengths with an L- or 𝐈-shaped cross section).
The Toblerone line is a 10 km long defensive line made of "dragon's teeth" fortifications built during the Second World War between Bassins and Prangins, in the Canton of Vaud, Switzerland. These lines of defensive blocks can be found all over Switzerland, though more commonly in border areas. Their purpose was to stop tank invasions.
A sector includes 3 (or more) trench-rings and no more than a few ferro-concrete shelters surrounded by a wide zone of anti-personnel obstacles and 2 (or more) V- or U-shaped anti-tank trenches or dragon's teeth. 3-4 independent sectors connect by communication trenches into a defensive zone or fortress (company or battalion size). [4] [2] [1]
Defenses primarily consisted of ditches, dragon's teeth, trenches, artillery positions, anti-vehicle barriers, and prepared firing positions for vehicles. [67] Russia had also created extensive minefield regions across the frontline regions with anti-tank mines .