Much has been written about the trilateral relationship between Canada, the United States, and Mexico, and the free trade agreements that this relationship has spawned. In , James Thompson uses the CanadaUS Free Trade Agreement of 1988 and the North American Free Trade Agreement of 1994 to demonstrate that there has been an often-unrecognized impulse behind the process of North American integration national security.Featuring interviews with key decision-makers from all three countries, including Brian Mulroney, George H.W. Bush, and Carlos Salinas, is a rigorous analysis of the role national security has played in North American integration. Furthermore, Thompsons evidence suggests that the processes at work in North America are part of a global phenomenon where regions are progressively coalescing into larger-scale political entities.