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The National Guard logged more than 400,000 member service days per year over the past decade responding to hurricanes, wildfires, and other natural disasters, the Pentagon has revealed in a report to Congress.

The numbers mean that on any given day, 1,100 National Guard troops on average have been deployed on disaster response in the United States.

Congressional investigators believe this is the first public accounting by the Pentagon of the cumulative burden of natural disaster response on the nation’s military reservists.

The data reflect greater strain on the National Guard and show the potent

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