Well, actually, the U.S.-Jordan free trade agreement was the model, and it was endorsed by the AFL-CIO. It was endorsed by the labour movement in the United States. It was endorsed by very progressive unions like the Steelworkers. In other words, this was really the first breakthrough. The agreement was written under President Clinton back in 2000. It was implemented in 2001, but this really was the standard-bearer, and everybody got behind it.
On March 29th, 2012. See this statement in context.