<P> Following diplomatic negotiations dating back to 1990 among the three nations , U.S. President George H.W. Bush , Canadian Prime Minister Brian Mulroney and Mexican President Carlos Salinas signed the agreement in their respective capitals on December 17 , 1992 . The signed agreement was then ratified by each nation 's legislative or parliamentary branch . </P>
<P> Following diplomatic negotiations dating back to 1990 among the three nations , U.S. President George H.W. Bush , Canadian Prime Minister Brian Mulroney and Mexican President Carlos Salinas signed the agreement in their respective capitals on December 17 , 1992 . The signed agreement was then ratified by each nation 's legislative or parliamentary branch . </P>
when was the north american free trade agreement signed
when was the north american free trade agreement signed
December 17 , 1992
December 17 , 1992