There is a slowly emerging recognition within the military that those combined pressures affect the troops who battle the war from afar in some of the same ways that strain forces on the front lines.

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We need another 30, 000 forces from other countries to help alleviate the strain on our forces.

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To relieve the strain on our forces, my budget increases the number of our soldiers and Marines.

NPR: Obama's Address To Congress

Generals in Britain and France, who are shouldering much of NATO's campaign burden, are complaining about the stress and strain on their forces in trying to bring down Muammar Qaddafi.

ECONOMIST: Libya: Keep calm, keep going | The

Does that strain U.S. forces on the ground?

NPR: U.S. Turns More Attention to Training Iraqi Forces

So we believe that Qaddafi and his forces are under tremendous strain.

WHITEHOUSE: Press Briefing with Jay Carney and Ben Rhodes

"We're kinda busy, " is the way one U.S. defense official describes the thinking in the Pentagon, citing the strain on U.S. forces in Afghanistan and Iraq.

WSJ: Europe Pressure, Arab Support Helped Turn U.S.

He said it was too early to have a city-wide memorial, in part because it would strain the already stretched police and National Guard forces working long shifts at the disaster site.

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The second area of strain is over the cost of the Afghan National Security Forces (ANSF) in the years to come.

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The budget problems have put a further strain on people here at a time when they really need help, and that forces the state government to make painful choices about where to spend, where to save.

WHITEHOUSE: Fairmont Hotel, San Francisco, California