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Use "undefended" in a sentence
"Basically the Mexican border is going to remain undefended and Bush will send up to 6,000 National Guard troops to the border to sit on their hands for show!"
"An asset this vital to our national and economic security must not be left undefended, which is why it is critical that we move forward quickly with our comprehensive legislation to better protect our country's networks."
"The Hague Convention of 1907 prohibits attacks on "undefended" civilian targets."