But it says it did shoot down a US military helicopter in Somalia in 1993.
The Shabab says it downed a Kenyan military helicopter flying along the border last month, though Kenya denies it.
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Petty Officer 1st Class Douangdara died along with 29 other Americans in August 2011 when a military helicopter was shot down in Afghanistan.
Alpbach, Austria, early on Tuesday, 7 September, by Austrian military helicopter and flew to Munich, from where he flew to Kigali, Rwanda, via Brussels.
It was the deadliest crash since August, when a U.S. military helicopter crashed during a firefight with insurgents in a remote area of Kandahar.
Search and rescue operations are continuing for livestock missing in remote areas, and a military helicopter delivered emergency food supplies to stranded animals for a second day.
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The place is not far from where, only days before, a Bechtel team doing a low flyover in a military helicopter to assess damage to power lines had to dodge bullets from snipers.
Meanwhile, the U.S. said a U.S. military helicopter crashed near the North Korean border Tuesday during joint military drills with South Korean forces, but that there were only a few light injuries among the 21 passengers.
Because of their light weight, strength and high melting point, ceramics are now incorporated into such military items as helicopter armor and parts in rocket guidance systems.
Mubarak was taken by helicopter to the military hospital in the Maadi suburb of Cairo, Shaheen said.
The military used heavy weapons and helicopter gunships to repulse the attack.
Fatalities included Malian soldiers and a French pilot who was killed in a helicopter raid, the military spokesman said.
Two military personnel died when their Puma helicopter crashed near Baghdad.
The RAF has also sent a Sea King helicopter, with a military mountain rescue team on board, from Anglesey in Wales to assist the rescue operation.
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Outside the museum sits the twisted remains of a downed helicopter in which notoriously brutal military commander Lt Col Domingo Monterrosa died after being lured into an explosive trap by Venceremos activists using a rigged transmitter.
The range of the equipment is classified for military reasons, but a demonstration showed that a helicopter, so equipped, could hang back and be the eyes and ears of fighter planes battling ground or aerial targets around it.
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Previously the only French fatality was a helicopter pilot killed on the first day of the military intervention, 11 January.
In Mosul, two U.S. soldiers were killed Saturday in a helicopter hard landing, the U.S. military said in a statement.
Earlier, the U.S. military said coalition forces reported that an OH-58 Kiowa Warrior helicopter made a hard landing about 6:20 p.m. local time after it came into contact with wires.
As with earlier efforts to bring to fruition revolutionary technology, like the helicopter and the Harrier "jump jet, " the military undertakes difficult challenges when the pay-off is clear and the risks acceptable.
British military spokesman James Lyne, from the RAF base at Kinloss, said the helicopter had landed upright and floated due to flotation bags which inflated when it landed on water.
The helicopter crash occurred near Kirkuk, according to a U.S. military intelligence source.
Despite defence-spending increases, French military types complain about the lack of transport aircraft and the shoddy state of the helicopter fleet.
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The Center for Security Policy welcomed the Defense Acquisition Board's long-awaited decision Wednesday to approve full-rate production of the V-22 Osprey, the Marine Corps-Special Operations hybrid helicopter-airplane that will support the sorts of missions the United States military will have to undertake in the 21st Century.
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Local Sinn Fein councillor Packie McDonald, who witnessed the incident, said the helicopter appeared to go into a spin as it tried to land at a military observation post.
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"We have more resources now, there is a helicopter for the border guards and more commitment from the interior ministry, the military and the Cuban people too, " Lt-Col Cisneros explains.
While the project was a success, the military soon lost interest because the shape change was too slow for the demands of a combat helicopter.
The military has launched an investigation into the crash, the deadliest since January 2005, when a helicopter went down in western Iraq and killed 31 Marines.
The traditional show of the Myanmar military's power this year put more of its hardware on display than in the past, including helicopter demonstrations and flyovers by fighter jets in the capital, Naypyitaw.
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