Sword

"Let Mr. Madison tell me when did liberty ever exist when the sword and the purse were given up from the people? Unless a miracle shall interpose, no nation ever did, nor ever can retain its liberty after the loss of the sword and the purse."

-Patrick Henry,

as quoted in "The Debates in the Several States Conventions on the Adoption of the Federal Constitution" also known as "Elliot's Debates", Jonathan Elliot, edit. (1941); originally published in 1836