Its considered AWOL and punished by jail time. Technically, the maximum U.S. penalty for desertion in wartime remains death, although it hasn't happened since 1945. No US serviceman has received more than 18 months imprisonment for desertion or missing movement during the Iraq war. You will either get nonjudicial punishment or court martial.
        
             
        
        
        
Since there is no background information, I would assume they could be going on strike.
        
             
        
        
        
It is most likely because he believed that they could cause unnecessary conflict... that is just my educated guess
        
             
        
        
        
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Its a significant American event because of the rarity of a president being impeached. There have only been 2 impeached in History(3 if you count Richard Nixon but he resigned during Impeachment Trials)
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