The newly-formed countries that emerged after the break up of the United Frontier States (UFS) are interested in learning more about integration in the Americas. Because the former UFS nations have many similarities with the countries of North and South America, they believe they can learn from the integration experience in the Americas. To that end, they pose the following questions. The regional trade agreement between Canada, Mexico, and the United States to eliminate tariffs and non-tariff barriers between themselves is known as the ________.