A main idea of the article is that free trade between nations builds peace Which key detail supports the MAIN idea? (A) Globalization is the idea that nations should open up free exchange between one another it seeks to get rid of certain economic rules (B) Globalization has been around longer than you might think. The United States has been a leader in globalization since before World War Il (C) The GATT's purpose was to lower tants and other trade bamers. Ames believed that tree trade was another step in preventing more world wars. (D) Nevertheless, the United States has built much of its relationship with other nations around the idea of globalization. What's more, it has done so for about 80 years.​