trench+upon

  • 71The Defence of Duffer's Drift —   …

    Wikipedia

  • 72tunnels and underground excavations — ▪ engineering Introduction        Great tunnels of the world Great tunnels of the worldhorizontal underground passageway produced by excavation or occasionally by nature s action in dissolving a soluble rock, such as limestone. A vertical opening …

    Universalium

  • 73Hand grenade — M67 fragmentation grenade, a widely used modern hand grenade. A hand grenade is any small bomb that can be thrown by hand. Hand grenades are classified into three categories, explosive grenades, chemical and gas grenades.[1] Explosive grenades… …

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  • 74History of the British Army — The history of the British Army spans over three and a half centuries and numerous European wars, colonial wars and world wars. From the early 19th century until 1914, the United Kingdom was the greatest economic and Imperial Power in the world,… …

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  • 75Muhammad in Medina — A series of articles on Prophet of Islam Muhammad Life In Mecca · Hijra · …

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  • 76Battle of Old Baldy — Part of the Korean War Map of the Old Baldy area …

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  • 77Friendly fire — For other uses, see Friendly Fire (disambiguation). Blue on blue redirects here. For other uses, see Blue on blue (disambiguation). Friendly fire is inadvertent firing towards one s own or otherwise friendly forces while attempting to engage… …

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  • 78Hayward Fault Zone — The Hayward Fault Zone is a geologic fault zone capable of generating significantly destructive earthquakes. About 60 kilometers long, it lies mainly along the western base of the hills on the east side of San Francisco Bay. It runs through… …

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  • 79Superior craton — in the west. The western margin extends from northern Minnesota through eastern Manitoba to northwestern Ontario.The formation of the Superior craton is best explained within the context of 2.72 2.68 Ga accretion of small continental plates and… …

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  • 80Horses in warfare — War horse redirects here. For other uses, see War horse (disambiguation). A modern day joust at a …

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