Anti-aircraft warfare, counter-air or air defence is the battlespace response to aerial warfare, defined by NATO as "all measures designed to nullify or reduce the effectiveness of hostile air action".
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10 Facts About Air defence
2.
Missile defence is an extension of air defence, as are initiatives to adapt air defence to the task of intercepting any projectile in flight.
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3.
In some armies the term All-Arms Air Defence is used for air defence by nonspecialist troops.
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4.
Air defence has included other elements, although after the Second World War most fell into disuse:.
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5.
Basic air defence unit is typically a battery with 2 to 12 guns or missile launchers and fire control elements.
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6.
Air defence had made huge advances, albeit from a very low starting point.
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7.
Air defence ordered the Bofors weapon system to be investigated.
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9.
An example of area Air defence is the Air defence of Saudi Arabia and Israel by MIM-104 Patriot missile batteries during the first Gulf War, where the objective was to cover populated areas.
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10.
One feature that makes RPGs useful in air defence is that they are fused to automatically detonate at 920 m If aimed into the air this causes the warhead to airburst which can release a limited but potentially damaging amount of shrapnel hitting a helicopter landing or taking off.
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