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Peaceful nuclear explosions — (PNEs) are nuclear explosions conducted for non military purposes, such as activities related to economic development including the creation of canals. During the 1960s and 1970s, both the United States and the Soviet Union conducted a number of… … Wikipedia
Underground nuclear testing — Preparation for an underground nuclear test at the Nevada Test Site in the 1990s. Nuclear weapons … Wikipedia
Obstacles to troop movement — represent either natural, human habitat originated, constructed, concealed obstacles, or obstructive impediments to movement of military troops and their vehicles, or to their visibility. By impeding strategic, operational or tactical manoeuvre,… … Wikipedia
Canadian pipe mine — The Canadian pipe mine, also known as the McNaughton tube, was a type of landmine deployed in Britain during the invasion crisis of 1940 1941. It comprised a horizontally bored pipe packed with explosives, and once in place this could be used to… … Wikipedia
Mine tuyau canadienne — La mine tuyau canadienne, également connue sous le nom de tube de McNaughton, était un type de mine terrestre déployée en Grande Bretagne pendant la crise de l invasion en 1940 1941. Elle comprenait un tube horizontal bourré d explosifs. Une fois … Wikipédia en Français

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