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To conceal their identities the authors used the [[Roman]] statesman, [[Cato the Younger]], as an alias[http://www.libertyfund.org/details.asp?displayID=1595]. All 144 essays were published between 1720-1723; and in 1775, a two-volume modernized sixth edition of the ''Cato's Letters'' was printed in [[London]]. Many historians see these letters as the foundation of the philosophical foundation of the [[American Revolution]].  

To conceal their identities the authors used the [[Roman]] statesman, [[Cato the Younger]], as an alias[http://www.libertyfund.org/details.asp?displayID=1595]. All 144 essays were published between 1720-1723; and in 1775, a two-volume modernized sixth edition of the ''Cato's Letters'' was printed in [[London]]. Many historians see these letters as the foundation of the philosophical foundation of the [[American Revolution]].  

A public policy research organization founded in 1975, the [[CATO Institution]], was named after the letters[http://www.libertyfund.org/details.asp?displayID=1595].

A public policy research organization founded in 1975, the [[CATO Institution]], was named after the letters[http://www.libertyfund.org/details.asp?displayID=1595].